Home / 7,579.47-11,370.87-2,314.92

Finding the Fourth Proportional to 7,579.47, 11,370.87 and 2,314.92

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Solution

The fourth proportional to 7,579.47, 11,370.87 and 2,314.92 is: 3,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.47 : 11,370.87 = 2,314.92 : x
  2. Step 2: Convert to fraction form
    7,579.47/11,370.87 = 2,314.92/x
  3. Step 3: Cross multiply
    7,579.47x = 11,370.87 × 2,314.92
  4. Step 4: Simplify right side
    7,579.47x = 26,322,654.38
  5. Step 5: Solve for x
    x = 26,322,654.38/7,579.47
  6. Step 6: Final answer
    x = 3,472.89

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1.5x scale

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.