Home / 8,165.61-11,267.30-4,627.53

Finding the Fourth Proportional to 8,165.61, 11,267.30 and 4,627.53

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Solution

The fourth proportional to 8,165.61, 11,267.30 and 4,627.53 is: 6,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.61 : 11,267.30 = 4,627.53 : x
  2. Step 2: Convert to fraction form
    8,165.61/11,267.30 = 4,627.53/x
  3. Step 3: Cross multiply
    8,165.61x = 11,267.30 × 4,627.53
  4. Step 4: Simplify right side
    8,165.61x = 52,139,780.34
  5. Step 5: Solve for x
    x = 52,139,780.34/8,165.61
  6. Step 6: Final answer
    x = 6,385.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.