Home / 4,788.38-7,182.55-2,281.96

Finding the Fourth Proportional to 4,788.38, 7,182.55 and 2,281.96

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Solution

The fourth proportional to 4,788.38, 7,182.55 and 2,281.96 is: 3,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.38 : 7,182.55 = 2,281.96 : x
  2. Step 2: Convert to fraction form
    4,788.38/7,182.55 = 2,281.96/x
  3. Step 3: Cross multiply
    4,788.38x = 7,182.55 × 2,281.96
  4. Step 4: Simplify right side
    4,788.38x = 16,390,291.80
  5. Step 5: Solve for x
    x = 16,390,291.80/4,788.38
  6. Step 6: Final answer
    x = 3,422.93

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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.