Home / 8,962.44-12,361.69-6,910.76

Finding the Fourth Proportional to 8,962.44, 12,361.69 and 6,910.76

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Solution

The fourth proportional to 8,962.44, 12,361.69 and 6,910.76 is: 9,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.44 : 12,361.69 = 6,910.76 : x
  2. Step 2: Convert to fraction form
    8,962.44/12,361.69 = 6,910.76/x
  3. Step 3: Cross multiply
    8,962.44x = 12,361.69 × 6,910.76
  4. Step 4: Simplify right side
    8,962.44x = 85,428,686.41
  5. Step 5: Solve for x
    x = 85,428,686.41/8,962.44
  6. Step 6: Final answer
    x = 9,531.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.