Home / 8,088.80-11,158.46-4,729.42

Finding the Fourth Proportional to 8,088.80, 11,158.46 and 4,729.42

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Solution

The fourth proportional to 8,088.80, 11,158.46 and 4,729.42 is: 6,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.80 : 11,158.46 = 4,729.42 : x
  2. Step 2: Convert to fraction form
    8,088.80/11,158.46 = 4,729.42/x
  3. Step 3: Cross multiply
    8,088.80x = 11,158.46 × 4,729.42
  4. Step 4: Simplify right side
    8,088.80x = 52,773,043.89
  5. Step 5: Solve for x
    x = 52,773,043.89/8,088.80
  6. Step 6: Final answer
    x = 6,524.21

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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.