Home / 4,305.86-6,459.39-1,531.71

Finding the Fourth Proportional to 4,305.86, 6,459.39 and 1,531.71

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Solution

The fourth proportional to 4,305.86, 6,459.39 and 1,531.71 is: 2,297.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.86 : 6,459.39 = 1,531.71 : x
  2. Step 2: Convert to fraction form
    4,305.86/6,459.39 = 1,531.71/x
  3. Step 3: Cross multiply
    4,305.86x = 6,459.39 × 1,531.71
  4. Step 4: Simplify right side
    4,305.86x = 9,893,872.30
  5. Step 5: Solve for x
    x = 9,893,872.30/4,305.86
  6. Step 6: Final answer
    x = 2,297.77

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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.