Home / 10,041.25-13,863.42-6,457.81

Finding the Fourth Proportional to 10,041.25, 13,863.42 and 6,457.81

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Solution

The fourth proportional to 10,041.25, 13,863.42 and 6,457.81 is: 8,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.25 : 13,863.42 = 6,457.81 : x
  2. Step 2: Convert to fraction form
    10,041.25/13,863.42 = 6,457.81/x
  3. Step 3: Cross multiply
    10,041.25x = 13,863.42 × 6,457.81
  4. Step 4: Simplify right side
    10,041.25x = 89,527,332.31
  5. Step 5: Solve for x
    x = 89,527,332.31/10,041.25
  6. Step 6: Final answer
    x = 8,915.95

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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.