Home / 6,947.82-10,423.98-2,565.90

Finding the Fourth Proportional to 6,947.82, 10,423.98 and 2,565.90

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Solution

The fourth proportional to 6,947.82, 10,423.98 and 2,565.90 is: 3,849.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.82 : 10,423.98 = 2,565.90 : x
  2. Step 2: Convert to fraction form
    6,947.82/10,423.98 = 2,565.90/x
  3. Step 3: Cross multiply
    6,947.82x = 10,423.98 × 2,565.90
  4. Step 4: Simplify right side
    6,947.82x = 26,746,890.28
  5. Step 5: Solve for x
    x = 26,746,890.28/6,947.82
  6. Step 6: Final answer
    x = 3,849.68

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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.