Home / 4,901.36-7,352.01-1,391.67

Finding the Fourth Proportional to 4,901.36, 7,352.01 and 1,391.67

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Solution

The fourth proportional to 4,901.36, 7,352.01 and 1,391.67 is: 2,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.36 : 7,352.01 = 1,391.67 : x
  2. Step 2: Convert to fraction form
    4,901.36/7,352.01 = 1,391.67/x
  3. Step 3: Cross multiply
    4,901.36x = 7,352.01 × 1,391.67
  4. Step 4: Simplify right side
    4,901.36x = 10,231,571.76
  5. Step 5: Solve for x
    x = 10,231,571.76/4,901.36
  6. Step 6: Final answer
    x = 2,087.50

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,902.36, 7,353.51 and 1,392.67
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.