Home / 4,454.13-6,680.17-1,681.09

Finding the Fourth Proportional to 4,454.13, 6,680.17 and 1,681.09

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Solution

The fourth proportional to 4,454.13, 6,680.17 and 1,681.09 is: 2,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.13 : 6,680.17 = 1,681.09 : x
  2. Step 2: Convert to fraction form
    4,454.13/6,680.17 = 1,681.09/x
  3. Step 3: Cross multiply
    4,454.13x = 6,680.17 × 1,681.09
  4. Step 4: Simplify right side
    4,454.13x = 11,229,966.99
  5. Step 5: Solve for x
    x = 11,229,966.99/4,454.13
  6. Step 6: Final answer
    x = 2,521.25

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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.