Home / 2,412.18-3,601.87-2,275.29

Finding the Fourth Proportional to 2,412.18, 3,601.87 and 2,275.29

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Solution

The fourth proportional to 2,412.18, 3,601.87 and 2,275.29 is: 3,397.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.18 : 3,601.87 = 2,275.29 : x
  2. Step 2: Convert to fraction form
    2,412.18/3,601.87 = 2,275.29/x
  3. Step 3: Cross multiply
    2,412.18x = 3,601.87 × 2,275.29
  4. Step 4: Simplify right side
    2,412.18x = 8,195,293.10
  5. Step 5: Solve for x
    x = 8,195,293.10/2,412.18
  6. Step 6: Final answer
    x = 3,397.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.