Home / 5,470.97-8,204.72-1,772.35

Finding the Fourth Proportional to 5,470.97, 8,204.72 and 1,772.35

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Solution

The fourth proportional to 5,470.97, 8,204.72 and 1,772.35 is: 2,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.97 : 8,204.72 = 1,772.35 : x
  2. Step 2: Convert to fraction form
    5,470.97/8,204.72 = 1,772.35/x
  3. Step 3: Cross multiply
    5,470.97x = 8,204.72 × 1,772.35
  4. Step 4: Simplify right side
    5,470.97x = 14,541,606.12
  5. Step 5: Solve for x
    x = 14,541,606.12/5,470.97
  6. Step 6: Final answer
    x = 2,657.96

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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.