Home / 6,901.66-10,350.96-2,220.77

Finding the Fourth Proportional to 6,901.66, 10,350.96 and 2,220.77

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Solution

The fourth proportional to 6,901.66, 10,350.96 and 2,220.77 is: 3,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.66 : 10,350.96 = 2,220.77 : x
  2. Step 2: Convert to fraction form
    6,901.66/10,350.96 = 2,220.77/x
  3. Step 3: Cross multiply
    6,901.66x = 10,350.96 × 2,220.77
  4. Step 4: Simplify right side
    6,901.66x = 22,987,101.44
  5. Step 5: Solve for x
    x = 22,987,101.44/6,901.66
  6. Step 6: Final answer
    x = 3,330.67

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Double scale
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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.