Home / 8,943.90-13,422.60-4,565.04

Finding the Fourth Proportional to 8,943.90, 13,422.60 and 4,565.04

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Solution

The fourth proportional to 8,943.90, 13,422.60 and 4,565.04 is: 6,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.90 : 13,422.60 = 4,565.04 : x
  2. Step 2: Convert to fraction form
    8,943.90/13,422.60 = 4,565.04/x
  3. Step 3: Cross multiply
    8,943.90x = 13,422.60 × 4,565.04
  4. Step 4: Simplify right side
    8,943.90x = 61,274,705.90
  5. Step 5: Solve for x
    x = 61,274,705.90/8,943.90
  6. Step 6: Final answer
    x = 6,851.01

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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.