Home / 4,262.47-6,395.24-1,489.55

Finding the Fourth Proportional to 4,262.47, 6,395.24 and 1,489.55

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Solution

The fourth proportional to 4,262.47, 6,395.24 and 1,489.55 is: 2,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.47 : 6,395.24 = 1,489.55 : x
  2. Step 2: Convert to fraction form
    4,262.47/6,395.24 = 1,489.55/x
  3. Step 3: Cross multiply
    4,262.47x = 6,395.24 × 1,489.55
  4. Step 4: Simplify right side
    4,262.47x = 9,526,029.74
  5. Step 5: Solve for x
    x = 9,526,029.74/4,262.47
  6. Step 6: Final answer
    x = 2,234.86

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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.