Home / 10,618.20-14,654.01-5,904

Finding the Fourth Proportional to 10,618.20, 14,654.01 and 5,904

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Solution

The fourth proportional to 10,618.20, 14,654.01 and 5,904 is: 8,148.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.20 : 14,654.01 = 5,904 : x
  2. Step 2: Convert to fraction form
    10,618.20/14,654.01 = 5,904/x
  3. Step 3: Cross multiply
    10,618.20x = 14,654.01 × 5,904
  4. Step 4: Simplify right side
    10,618.20x = 86,517,275.04
  5. Step 5: Solve for x
    x = 86,517,275.04/10,618.20
  6. Step 6: Final answer
    x = 8,148.02

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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.