Home / 11,559.49-15,951.98-6,254.20

Finding the Fourth Proportional to 11,559.49, 15,951.98 and 6,254.20

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Solution

The fourth proportional to 11,559.49, 15,951.98 and 6,254.20 is: 8,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.49 : 15,951.98 = 6,254.20 : x
  2. Step 2: Convert to fraction form
    11,559.49/15,951.98 = 6,254.20/x
  3. Step 3: Cross multiply
    11,559.49x = 15,951.98 × 6,254.20
  4. Step 4: Simplify right side
    11,559.49x = 99,766,873.32
  5. Step 5: Solve for x
    x = 99,766,873.32/11,559.49
  6. Step 6: Final answer
    x = 8,630.73

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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.