Home / 4,259.26-6,390.24-1,337.86

Finding the Fourth Proportional to 4,259.26, 6,390.24 and 1,337.86

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Solution

The fourth proportional to 4,259.26, 6,390.24 and 1,337.86 is: 2,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.26 : 6,390.24 = 1,337.86 : x
  2. Step 2: Convert to fraction form
    4,259.26/6,390.24 = 1,337.86/x
  3. Step 3: Cross multiply
    4,259.26x = 6,390.24 × 1,337.86
  4. Step 4: Simplify right side
    4,259.26x = 8,549,246.49
  5. Step 5: Solve for x
    x = 8,549,246.49/4,259.26
  6. Step 6: Final answer
    x = 2,007.21

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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.