Home / 3,666.28-5,472.76-3,395.56

Finding the Fourth Proportional to 3,666.28, 5,472.76 and 3,395.56

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Solution

The fourth proportional to 3,666.28, 5,472.76 and 3,395.56 is: 5,068.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.28 : 5,472.76 = 3,395.56 : x
  2. Step 2: Convert to fraction form
    3,666.28/5,472.76 = 3,395.56/x
  3. Step 3: Cross multiply
    3,666.28x = 5,472.76 × 3,395.56
  4. Step 4: Simplify right side
    3,666.28x = 18,583,084.95
  5. Step 5: Solve for x
    x = 18,583,084.95/3,666.28
  6. Step 6: Final answer
    x = 5,068.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.