Home / 7,415.06-10,236.51-5,732.67

Finding the Fourth Proportional to 7,415.06, 10,236.51 and 5,732.67

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Solution

The fourth proportional to 7,415.06, 10,236.51 and 5,732.67 is: 7,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.06 : 10,236.51 = 5,732.67 : x
  2. Step 2: Convert to fraction form
    7,415.06/10,236.51 = 5,732.67/x
  3. Step 3: Cross multiply
    7,415.06x = 10,236.51 × 5,732.67
  4. Step 4: Simplify right side
    7,415.06x = 58,682,482.60
  5. Step 5: Solve for x
    x = 58,682,482.60/7,415.06
  6. Step 6: Final answer
    x = 7,913.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.