Home / 10,118.80-13,961.64-5,925.04

Finding the Fourth Proportional to 10,118.80, 13,961.64 and 5,925.04

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Solution

The fourth proportional to 10,118.80, 13,961.64 and 5,925.04 is: 8,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.80 : 13,961.64 = 5,925.04 : x
  2. Step 2: Convert to fraction form
    10,118.80/13,961.64 = 5,925.04/x
  3. Step 3: Cross multiply
    10,118.80x = 13,961.64 × 5,925.04
  4. Step 4: Simplify right side
    10,118.80x = 82,723,275.47
  5. Step 5: Solve for x
    x = 82,723,275.47/10,118.80
  6. Step 6: Final answer
    x = 8,175.21

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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.