Home / 12,442.46-17,170.98-6,777.41

Finding the Fourth Proportional to 12,442.46, 17,170.98 and 6,777.41

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Solution

The fourth proportional to 12,442.46, 17,170.98 and 6,777.41 is: 9,353.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.46 : 17,170.98 = 6,777.41 : x
  2. Step 2: Convert to fraction form
    12,442.46/17,170.98 = 6,777.41/x
  3. Step 3: Cross multiply
    12,442.46x = 17,170.98 × 6,777.41
  4. Step 4: Simplify right side
    12,442.46x = 116,374,814.49
  5. Step 5: Solve for x
    x = 116,374,814.49/12,442.46
  6. Step 6: Final answer
    x = 9,353.04

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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.