Home / 7,321.59-10,101.51-4,177.17

Finding the Fourth Proportional to 7,321.59, 10,101.51 and 4,177.17

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Solution

The fourth proportional to 7,321.59, 10,101.51 and 4,177.17 is: 5,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.59 : 10,101.51 = 4,177.17 : x
  2. Step 2: Convert to fraction form
    7,321.59/10,101.51 = 4,177.17/x
  3. Step 3: Cross multiply
    7,321.59x = 10,101.51 × 4,177.17
  4. Step 4: Simplify right side
    7,321.59x = 42,195,724.53
  5. Step 5: Solve for x
    x = 42,195,724.53/7,321.59
  6. Step 6: Final answer
    x = 5,763.19

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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.