Home / 10,933.89-15,097.38-8,802.66

Finding the Fourth Proportional to 10,933.89, 15,097.38 and 8,802.66

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Solution

The fourth proportional to 10,933.89, 15,097.38 and 8,802.66 is: 12,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.89 : 15,097.38 = 8,802.66 : x
  2. Step 2: Convert to fraction form
    10,933.89/15,097.38 = 8,802.66/x
  3. Step 3: Cross multiply
    10,933.89x = 15,097.38 × 8,802.66
  4. Step 4: Simplify right side
    10,933.89x = 132,897,103.03
  5. Step 5: Solve for x
    x = 132,897,103.03/10,933.89
  6. Step 6: Final answer
    x = 12,154.60

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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.