Home / 10,979.02-16,463.55-4,736.08

Finding the Fourth Proportional to 10,979.02, 16,463.55 and 4,736.08

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Solution

The fourth proportional to 10,979.02, 16,463.55 and 4,736.08 is: 7,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.02 : 16,463.55 = 4,736.08 : x
  2. Step 2: Convert to fraction form
    10,979.02/16,463.55 = 4,736.08/x
  3. Step 3: Cross multiply
    10,979.02x = 16,463.55 × 4,736.08
  4. Step 4: Simplify right side
    10,979.02x = 77,972,689.88
  5. Step 5: Solve for x
    x = 77,972,689.88/10,979.02
  6. Step 6: Final answer
    x = 7,101.97

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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.