Home / 6,715.17-10,073.79-3,426.48

Finding the Fourth Proportional to 6,715.17, 10,073.79 and 3,426.48

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Solution

The fourth proportional to 6,715.17, 10,073.79 and 3,426.48 is: 5,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.17 : 10,073.79 = 3,426.48 : x
  2. Step 2: Convert to fraction form
    6,715.17/10,073.79 = 3,426.48/x
  3. Step 3: Cross multiply
    6,715.17x = 10,073.79 × 3,426.48
  4. Step 4: Simplify right side
    6,715.17x = 34,517,639.96
  5. Step 5: Solve for x
    x = 34,517,639.96/6,715.17
  6. Step 6: Final answer
    x = 5,140.25

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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.