Home / 7,337.44-11,003.84-3,872.80

Finding the Fourth Proportional to 7,337.44, 11,003.84 and 3,872.80

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Solution

The fourth proportional to 7,337.44, 11,003.84 and 3,872.80 is: 5,807.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.44 : 11,003.84 = 3,872.80 : x
  2. Step 2: Convert to fraction form
    7,337.44/11,003.84 = 3,872.80/x
  3. Step 3: Cross multiply
    7,337.44x = 11,003.84 × 3,872.80
  4. Step 4: Simplify right side
    7,337.44x = 42,615,671.55
  5. Step 5: Solve for x
    x = 42,615,671.55/7,337.44
  6. Step 6: Final answer
    x = 5,807.98

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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.