Home / 9,553.05-14,331.02-2,979.75

Finding the Fourth Proportional to 9,553.05, 14,331.02 and 2,979.75

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Solution

The fourth proportional to 9,553.05, 14,331.02 and 2,979.75 is: 4,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.05 : 14,331.02 = 2,979.75 : x
  2. Step 2: Convert to fraction form
    9,553.05/14,331.02 = 2,979.75/x
  3. Step 3: Cross multiply
    9,553.05x = 14,331.02 × 2,979.75
  4. Step 4: Simplify right side
    9,553.05x = 42,702,841.95
  5. Step 5: Solve for x
    x = 42,702,841.95/9,553.05
  6. Step 6: Final answer
    x = 4,470.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.