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Finding the Fourth Proportional to 3,708.66, 5,558.13 and 2,730.18

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Solution

The fourth proportional to 3,708.66, 5,558.13 and 2,730.18 is: 4,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.66 : 5,558.13 = 2,730.18 : x
  2. Step 2: Convert to fraction form
    3,708.66/5,558.13 = 2,730.18/x
  3. Step 3: Cross multiply
    3,708.66x = 5,558.13 × 2,730.18
  4. Step 4: Simplify right side
    3,708.66x = 15,174,695.36
  5. Step 5: Solve for x
    x = 15,174,695.36/3,708.66
  6. Step 6: Final answer
    x = 4,091.69

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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.