Home / 6,345.16-9,517.92-1,728.16

Finding the Fourth Proportional to 6,345.16, 9,517.92 and 1,728.16

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Solution

The fourth proportional to 6,345.16, 9,517.92 and 1,728.16 is: 2,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.16 : 9,517.92 = 1,728.16 : x
  2. Step 2: Convert to fraction form
    6,345.16/9,517.92 = 1,728.16/x
  3. Step 3: Cross multiply
    6,345.16x = 9,517.92 × 1,728.16
  4. Step 4: Simplify right side
    6,345.16x = 16,448,488.63
  5. Step 5: Solve for x
    x = 16,448,488.63/6,345.16
  6. Step 6: Final answer
    x = 2,592.29

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1.5x scale

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.