Home / 7,437.38-10,255.19-4,744.98

Finding the Fourth Proportional to 7,437.38, 10,255.19 and 4,744.98

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Solution

The fourth proportional to 7,437.38, 10,255.19 and 4,744.98 is: 6,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.38 : 10,255.19 = 4,744.98 : x
  2. Step 2: Convert to fraction form
    7,437.38/10,255.19 = 4,744.98/x
  3. Step 3: Cross multiply
    7,437.38x = 10,255.19 × 4,744.98
  4. Step 4: Simplify right side
    7,437.38x = 48,660,647.72
  5. Step 5: Solve for x
    x = 48,660,647.72/7,437.38
  6. Step 6: Final answer
    x = 6,542.72

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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.