Home / 6,345.30-9,512.54-4,490.58

Finding the Fourth Proportional to 6,345.30, 9,512.54 and 4,490.58

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Solution

The fourth proportional to 6,345.30, 9,512.54 and 4,490.58 is: 6,732.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.30 : 9,512.54 = 4,490.58 : x
  2. Step 2: Convert to fraction form
    6,345.30/9,512.54 = 4,490.58/x
  3. Step 3: Cross multiply
    6,345.30x = 9,512.54 × 4,490.58
  4. Step 4: Simplify right side
    6,345.30x = 42,716,821.87
  5. Step 5: Solve for x
    x = 42,716,821.87/6,345.30
  6. Step 6: Final answer
    x = 6,732.04

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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.