Home / 10,780.14-14,876.22-5,999.93

Finding the Fourth Proportional to 10,780.14, 14,876.22 and 5,999.93

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Solution

The fourth proportional to 10,780.14, 14,876.22 and 5,999.93 is: 8,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780.14 : 14,876.22 = 5,999.93 : x
  2. Step 2: Convert to fraction form
    10,780.14/14,876.22 = 5,999.93/x
  3. Step 3: Cross multiply
    10,780.14x = 14,876.22 × 5,999.93
  4. Step 4: Simplify right side
    10,780.14x = 89,256,278.66
  5. Step 5: Solve for x
    x = 89,256,278.66/10,780.14
  6. Step 6: Final answer
    x = 8,279.70

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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.