Home / 6,278.76-9,421.19-2,582.10

Finding the Fourth Proportional to 6,278.76, 9,421.19 and 2,582.10

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Solution

The fourth proportional to 6,278.76, 9,421.19 and 2,582.10 is: 3,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.76 : 9,421.19 = 2,582.10 : x
  2. Step 2: Convert to fraction form
    6,278.76/9,421.19 = 2,582.10/x
  3. Step 3: Cross multiply
    6,278.76x = 9,421.19 × 2,582.10
  4. Step 4: Simplify right side
    6,278.76x = 24,326,454.70
  5. Step 5: Solve for x
    x = 24,326,454.70/6,278.76
  6. Step 6: Final answer
    x = 3,874.40

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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.