Home / 7,666.28-11,493.57-3,966.17

Finding the Fourth Proportional to 7,666.28, 11,493.57 and 3,966.17

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Solution

The fourth proportional to 7,666.28, 11,493.57 and 3,966.17 is: 5,946.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.28 : 11,493.57 = 3,966.17 : x
  2. Step 2: Convert to fraction form
    7,666.28/11,493.57 = 3,966.17/x
  3. Step 3: Cross multiply
    7,666.28x = 11,493.57 × 3,966.17
  4. Step 4: Simplify right side
    7,666.28x = 45,585,452.53
  5. Step 5: Solve for x
    x = 45,585,452.53/7,666.28
  6. Step 6: Final answer
    x = 5,946.23

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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.