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Finding the Fourth Proportional to 6,407.41, 9,615.38 and 2,247.41

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Solution

The fourth proportional to 6,407.41, 9,615.38 and 2,247.41 is: 3,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407.41 : 9,615.38 = 2,247.41 : x
  2. Step 2: Convert to fraction form
    6,407.41/9,615.38 = 2,247.41/x
  3. Step 3: Cross multiply
    6,407.41x = 9,615.38 × 2,247.41
  4. Step 4: Simplify right side
    6,407.41x = 21,609,701.17
  5. Step 5: Solve for x
    x = 21,609,701.17/6,407.41
  6. Step 6: Final answer
    x = 3,372.61

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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.