Home / 4,331.57-6,498.86-1,409.85

Finding the Fourth Proportional to 4,331.57, 6,498.86 and 1,409.85

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Solution

The fourth proportional to 4,331.57, 6,498.86 and 1,409.85 is: 2,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.57 : 6,498.86 = 1,409.85 : x
  2. Step 2: Convert to fraction form
    4,331.57/6,498.86 = 1,409.85/x
  3. Step 3: Cross multiply
    4,331.57x = 6,498.86 × 1,409.85
  4. Step 4: Simplify right side
    4,331.57x = 9,162,410.72
  5. Step 5: Solve for x
    x = 9,162,410.72/4,331.57
  6. Step 6: Final answer
    x = 2,115.27

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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.