Home / 5,641.52-8,466.80-3,999.68

Finding the Fourth Proportional to 5,641.52, 8,466.80 and 3,999.68

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Solution

The fourth proportional to 5,641.52, 8,466.80 and 3,999.68 is: 6,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.52 : 8,466.80 = 3,999.68 : x
  2. Step 2: Convert to fraction form
    5,641.52/8,466.80 = 3,999.68/x
  3. Step 3: Cross multiply
    5,641.52x = 8,466.80 × 3,999.68
  4. Step 4: Simplify right side
    5,641.52x = 33,864,490.62
  5. Step 5: Solve for x
    x = 33,864,490.62/5,641.52
  6. Step 6: Final answer
    x = 6,002.72

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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.