Home / 8,058.60-11,121.20-4,700.88

Finding the Fourth Proportional to 8,058.60, 11,121.20 and 4,700.88

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Solution

The fourth proportional to 8,058.60, 11,121.20 and 4,700.88 is: 6,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.60 : 11,121.20 = 4,700.88 : x
  2. Step 2: Convert to fraction form
    8,058.60/11,121.20 = 4,700.88/x
  3. Step 3: Cross multiply
    8,058.60x = 11,121.20 × 4,700.88
  4. Step 4: Simplify right side
    8,058.60x = 52,279,426.66
  5. Step 5: Solve for x
    x = 52,279,426.66/8,058.60
  6. Step 6: Final answer
    x = 6,487.41

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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.