Home / 7,390.74-11,087.89-2,460.43

Finding the Fourth Proportional to 7,390.74, 11,087.89 and 2,460.43

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Solution

The fourth proportional to 7,390.74, 11,087.89 and 2,460.43 is: 3,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.74 : 11,087.89 = 2,460.43 : x
  2. Step 2: Convert to fraction form
    7,390.74/11,087.89 = 2,460.43/x
  3. Step 3: Cross multiply
    7,390.74x = 11,087.89 × 2,460.43
  4. Step 4: Simplify right side
    7,390.74x = 27,280,922.53
  5. Step 5: Solve for x
    x = 27,280,922.53/7,390.74
  6. Step 6: Final answer
    x = 3,691.23

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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.