Home / 10,487.97-14,473.35-5,772.24

Finding the Fourth Proportional to 10,487.97, 14,473.35 and 5,772.24

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Solution

The fourth proportional to 10,487.97, 14,473.35 and 5,772.24 is: 7,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487.97 : 14,473.35 = 5,772.24 : x
  2. Step 2: Convert to fraction form
    10,487.97/14,473.35 = 5,772.24/x
  3. Step 3: Cross multiply
    10,487.97x = 14,473.35 × 5,772.24
  4. Step 4: Simplify right side
    10,487.97x = 83,543,649.80
  5. Step 5: Solve for x
    x = 83,543,649.80/10,487.97
  6. Step 6: Final answer
    x = 7,965.66

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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.