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Finding the Fourth Proportional to 2,471.10, 3,410.18 and 1,352.12

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Solution

The fourth proportional to 2,471.10, 3,410.18 and 1,352.12 is: 1,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.10 : 3,410.18 = 1,352.12 : x
  2. Step 2: Convert to fraction form
    2,471.10/3,410.18 = 1,352.12/x
  3. Step 3: Cross multiply
    2,471.10x = 3,410.18 × 1,352.12
  4. Step 4: Simplify right side
    2,471.10x = 4,610,948.77
  5. Step 5: Solve for x
    x = 4,610,948.77/2,471.10
  6. Step 6: Final answer
    x = 1,865.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.