Home / 2,306.18-3,459.28-574.80

Finding the Fourth Proportional to 2,306.18, 3,459.28 and 574.80

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Solution

The fourth proportional to 2,306.18, 3,459.28 and 574.80 is: 862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.18 : 3,459.28 = 574.80 : x
  2. Step 2: Convert to fraction form
    2,306.18/3,459.28 = 574.80/x
  3. Step 3: Cross multiply
    2,306.18x = 3,459.28 × 574.80
  4. Step 4: Simplify right side
    2,306.18x = 1,988,411.62
  5. Step 5: Solve for x
    x = 1,988,411.62/2,306.18
  6. Step 6: Final answer
    x = 862.21

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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.