Home / 10,715.97-14,785.64-6,467.72

Finding the Fourth Proportional to 10,715.97, 14,785.64 and 6,467.72

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Solution

The fourth proportional to 10,715.97, 14,785.64 and 6,467.72 is: 8,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715.97 : 14,785.64 = 6,467.72 : x
  2. Step 2: Convert to fraction form
    10,715.97/14,785.64 = 6,467.72/x
  3. Step 3: Cross multiply
    10,715.97x = 14,785.64 × 6,467.72
  4. Step 4: Simplify right side
    10,715.97x = 95,629,305.61
  5. Step 5: Solve for x
    x = 95,629,305.61/10,715.97
  6. Step 6: Final answer
    x = 8,924.00

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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.