Home / 2,452.40-3,384.84-1,613.18

Finding the Fourth Proportional to 2,452.40, 3,384.84 and 1,613.18

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Solution

The fourth proportional to 2,452.40, 3,384.84 and 1,613.18 is: 2,226.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.40 : 3,384.84 = 1,613.18 : x
  2. Step 2: Convert to fraction form
    2,452.40/3,384.84 = 1,613.18/x
  3. Step 3: Cross multiply
    2,452.40x = 3,384.84 × 1,613.18
  4. Step 4: Simplify right side
    2,452.40x = 5,460,339.27
  5. Step 5: Solve for x
    x = 5,460,339.27/2,452.40
  6. Step 6: Final answer
    x = 2,226.53

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1.5x scale

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.