Home / 7,557.74-11,338.56-2,292.78

Finding the Fourth Proportional to 7,557.74, 11,338.56 and 2,292.78

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Solution

The fourth proportional to 7,557.74, 11,338.56 and 2,292.78 is: 3,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.74 : 11,338.56 = 2,292.78 : x
  2. Step 2: Convert to fraction form
    7,557.74/11,338.56 = 2,292.78/x
  3. Step 3: Cross multiply
    7,557.74x = 11,338.56 × 2,292.78
  4. Step 4: Simplify right side
    7,557.74x = 25,996,823.60
  5. Step 5: Solve for x
    x = 25,996,823.60/7,557.74
  6. Step 6: Final answer
    x = 3,439.76

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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.