Home / 1,618.46-2,427.68-1,073.10

Finding the Fourth Proportional to 1,618.46, 2,427.68 and 1,073.10

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Solution

The fourth proportional to 1,618.46, 2,427.68 and 1,073.10 is: 1,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.46 : 2,427.68 = 1,073.10 : x
  2. Step 2: Convert to fraction form
    1,618.46/2,427.68 = 1,073.10/x
  3. Step 3: Cross multiply
    1,618.46x = 2,427.68 × 1,073.10
  4. Step 4: Simplify right side
    1,618.46x = 2,605,143.41
  5. Step 5: Solve for x
    x = 2,605,143.41/1,618.46
  6. Step 6: Final answer
    x = 1,609.64

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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.