Home / 10,497.41-14,486.43-5,781.69

Finding the Fourth Proportional to 10,497.41, 14,486.43 and 5,781.69

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Solution

The fourth proportional to 10,497.41, 14,486.43 and 5,781.69 is: 7,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.41 : 14,486.43 = 5,781.69 : x
  2. Step 2: Convert to fraction form
    10,497.41/14,486.43 = 5,781.69/x
  3. Step 3: Cross multiply
    10,497.41x = 14,486.43 × 5,781.69
  4. Step 4: Simplify right side
    10,497.41x = 83,756,044.80
  5. Step 5: Solve for x
    x = 83,756,044.80/10,497.41
  6. Step 6: Final answer
    x = 7,978.73

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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.