Home / 4,340.92-6,509.88-1,418.52

Finding the Fourth Proportional to 4,340.92, 6,509.88 and 1,418.52

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Solution

The fourth proportional to 4,340.92, 6,509.88 and 1,418.52 is: 2,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.92 : 6,509.88 = 1,418.52 : x
  2. Step 2: Convert to fraction form
    4,340.92/6,509.88 = 1,418.52/x
  3. Step 3: Cross multiply
    4,340.92x = 6,509.88 × 1,418.52
  4. Step 4: Simplify right side
    4,340.92x = 9,234,394.98
  5. Step 5: Solve for x
    x = 9,234,394.98/4,340.92
  6. Step 6: Final answer
    x = 2,127.29

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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.