Home / 9,077.80-13,616.70-3,234.60

Finding the Fourth Proportional to 9,077.80, 13,616.70 and 3,234.60

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Solution

The fourth proportional to 9,077.80, 13,616.70 and 3,234.60 is: 4,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.80 : 13,616.70 = 3,234.60 : x
  2. Step 2: Convert to fraction form
    9,077.80/13,616.70 = 3,234.60/x
  3. Step 3: Cross multiply
    9,077.80x = 13,616.70 × 3,234.60
  4. Step 4: Simplify right side
    9,077.80x = 44,044,577.82
  5. Step 5: Solve for x
    x = 44,044,577.82/9,077.80
  6. Step 6: Final answer
    x = 4,851.90

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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.