Home / 10,497.65-14,486.22-5,781.83

Finding the Fourth Proportional to 10,497.65, 14,486.22 and 5,781.83

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Solution

The fourth proportional to 10,497.65, 14,486.22 and 5,781.83 is: 7,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.65 : 14,486.22 = 5,781.83 : x
  2. Step 2: Convert to fraction form
    10,497.65/14,486.22 = 5,781.83/x
  3. Step 3: Cross multiply
    10,497.65x = 14,486.22 × 5,781.83
  4. Step 4: Simplify right side
    10,497.65x = 83,756,788.95
  5. Step 5: Solve for x
    x = 83,756,788.95/10,497.65
  6. Step 6: Final answer
    x = 7,978.63

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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.