Home / 10,398.72-15,598.08-3,473.28

Finding the Fourth Proportional to 10,398.72, 15,598.08 and 3,473.28

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Solution

The fourth proportional to 10,398.72, 15,598.08 and 3,473.28 is: 5,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.72 : 15,598.08 = 3,473.28 : x
  2. Step 2: Convert to fraction form
    10,398.72/15,598.08 = 3,473.28/x
  3. Step 3: Cross multiply
    10,398.72x = 15,598.08 × 3,473.28
  4. Step 4: Simplify right side
    10,398.72x = 54,176,499.30
  5. Step 5: Solve for x
    x = 54,176,499.30/10,398.72
  6. Step 6: Final answer
    x = 5,209.92

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1.5x scale

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.