Home / 10,497.29-14,486.24-5,781.58

Finding the Fourth Proportional to 10,497.29, 14,486.24 and 5,781.58

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Solution

The fourth proportional to 10,497.29, 14,486.24 and 5,781.58 is: 7,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.29 : 14,486.24 = 5,781.58 : x
  2. Step 2: Convert to fraction form
    10,497.29/14,486.24 = 5,781.58/x
  3. Step 3: Cross multiply
    10,497.29x = 14,486.24 × 5,781.58
  4. Step 4: Simplify right side
    10,497.29x = 83,753,333.70
  5. Step 5: Solve for x
    x = 83,753,333.70/10,497.29
  6. Step 6: Final answer
    x = 7,978.57

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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.