Home / 5,040.60-7,560.90-4,226.55

Finding the Fourth Proportional to 5,040.60, 7,560.90 and 4,226.55

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Solution

The fourth proportional to 5,040.60, 7,560.90 and 4,226.55 is: 6,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.60 : 7,560.90 = 4,226.55 : x
  2. Step 2: Convert to fraction form
    5,040.60/7,560.90 = 4,226.55/x
  3. Step 3: Cross multiply
    5,040.60x = 7,560.90 × 4,226.55
  4. Step 4: Simplify right side
    5,040.60x = 31,956,521.90
  5. Step 5: Solve for x
    x = 31,956,521.90/5,040.60
  6. Step 6: Final answer
    x = 6,339.83

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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.