Home / 2,574.18-3,861.45-2,268.18

Finding the Fourth Proportional to 2,574.18, 3,861.45 and 2,268.18

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Solution

The fourth proportional to 2,574.18, 3,861.45 and 2,268.18 is: 3,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.18 : 3,861.45 = 2,268.18 : x
  2. Step 2: Convert to fraction form
    2,574.18/3,861.45 = 2,268.18/x
  3. Step 3: Cross multiply
    2,574.18x = 3,861.45 × 2,268.18
  4. Step 4: Simplify right side
    2,574.18x = 8,758,463.66
  5. Step 5: Solve for x
    x = 8,758,463.66/2,574.18
  6. Step 6: Final answer
    x = 3,402.43

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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.