Home / 3,182.80-4,768.98-3,061.30

Finding the Fourth Proportional to 3,182.80, 4,768.98 and 3,061.30

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Solution

The fourth proportional to 3,182.80, 4,768.98 and 3,061.30 is: 4,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.80 : 4,768.98 = 3,061.30 : x
  2. Step 2: Convert to fraction form
    3,182.80/4,768.98 = 3,061.30/x
  3. Step 3: Cross multiply
    3,182.80x = 4,768.98 × 3,061.30
  4. Step 4: Simplify right side
    3,182.80x = 14,599,278.47
  5. Step 5: Solve for x
    x = 14,599,278.47/3,182.80
  6. Step 6: Final answer
    x = 4,586.93

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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.