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Finding the Fourth Proportional to 5,753.66, 8,629.92 and 2,055.56

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Solution

The fourth proportional to 5,753.66, 8,629.92 and 2,055.56 is: 3,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.66 : 8,629.92 = 2,055.56 : x
  2. Step 2: Convert to fraction form
    5,753.66/8,629.92 = 2,055.56/x
  3. Step 3: Cross multiply
    5,753.66x = 8,629.92 × 2,055.56
  4. Step 4: Simplify right side
    5,753.66x = 17,739,275.21
  5. Step 5: Solve for x
    x = 17,739,275.21/5,753.66
  6. Step 6: Final answer
    x = 3,083.13

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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.