Home / 6,240.68-9,358.44-2,540.40

Finding the Fourth Proportional to 6,240.68, 9,358.44 and 2,540.40

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Solution

The fourth proportional to 6,240.68, 9,358.44 and 2,540.40 is: 3,809.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.68 : 9,358.44 = 2,540.40 : x
  2. Step 2: Convert to fraction form
    6,240.68/9,358.44 = 2,540.40/x
  3. Step 3: Cross multiply
    6,240.68x = 9,358.44 × 2,540.40
  4. Step 4: Simplify right side
    6,240.68x = 23,774,180.98
  5. Step 5: Solve for x
    x = 23,774,180.98/6,240.68
  6. Step 6: Final answer
    x = 3,809.55

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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.