Home / 10,398.80-15,598.26-3,473.28

Finding the Fourth Proportional to 10,398.80, 15,598.26 and 3,473.28

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Solution

The fourth proportional to 10,398.80, 15,598.26 and 3,473.28 is: 5,209.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.80 : 15,598.26 = 3,473.28 : x
  2. Step 2: Convert to fraction form
    10,398.80/15,598.26 = 3,473.28/x
  3. Step 3: Cross multiply
    10,398.80x = 15,598.26 × 3,473.28
  4. Step 4: Simplify right side
    10,398.80x = 54,177,124.49
  5. Step 5: Solve for x
    x = 54,177,124.49/10,398.80
  6. Step 6: Final answer
    x = 5,209.94

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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.