Home / 6,278.52-9,417.60-2,579.70

Finding the Fourth Proportional to 6,278.52, 9,417.60 and 2,579.70

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Solution

The fourth proportional to 6,278.52, 9,417.60 and 2,579.70 is: 3,869.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.52 : 9,417.60 = 2,579.70 : x
  2. Step 2: Convert to fraction form
    6,278.52/9,417.60 = 2,579.70/x
  3. Step 3: Cross multiply
    6,278.52x = 9,417.60 × 2,579.70
  4. Step 4: Simplify right side
    6,278.52x = 24,294,582.72
  5. Step 5: Solve for x
    x = 24,294,582.72/6,278.52
  6. Step 6: Final answer
    x = 3,869.48

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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.