Home / 8,964.16-13,432.19-5,670.29

Finding the Fourth Proportional to 8,964.16, 13,432.19 and 5,670.29

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Solution

The fourth proportional to 8,964.16, 13,432.19 and 5,670.29 is: 8,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.16 : 13,432.19 = 5,670.29 : x
  2. Step 2: Convert to fraction form
    8,964.16/13,432.19 = 5,670.29/x
  3. Step 3: Cross multiply
    8,964.16x = 13,432.19 × 5,670.29
  4. Step 4: Simplify right side
    8,964.16x = 76,164,422.20
  5. Step 5: Solve for x
    x = 76,164,422.20/8,964.16
  6. Step 6: Final answer
    x = 8,496.55

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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.