Home / 1,847.68-2,549.60-1,061.76

Finding the Fourth Proportional to 1,847.68, 2,549.60 and 1,061.76

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Solution

The fourth proportional to 1,847.68, 2,549.60 and 1,061.76 is: 1,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.68 : 2,549.60 = 1,061.76 : x
  2. Step 2: Convert to fraction form
    1,847.68/2,549.60 = 1,061.76/x
  3. Step 3: Cross multiply
    1,847.68x = 2,549.60 × 1,061.76
  4. Step 4: Simplify right side
    1,847.68x = 2,707,063.30
  5. Step 5: Solve for x
    x = 2,707,063.30/1,847.68
  6. Step 6: Final answer
    x = 1,465.11

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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.