Home / 2,428.23-3,613.29-2,420.04

Finding the Fourth Proportional to 2,428.23, 3,613.29 and 2,420.04

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Solution

The fourth proportional to 2,428.23, 3,613.29 and 2,420.04 is: 3,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.23 : 3,613.29 = 2,420.04 : x
  2. Step 2: Convert to fraction form
    2,428.23/3,613.29 = 2,420.04/x
  3. Step 3: Cross multiply
    2,428.23x = 3,613.29 × 2,420.04
  4. Step 4: Simplify right side
    2,428.23x = 8,744,306.33
  5. Step 5: Solve for x
    x = 8,744,306.33/2,428.23
  6. Step 6: Final answer
    x = 3,601.10

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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.