Home / 4,876.30-7,314.45-2,243.80

Finding the Fourth Proportional to 4,876.30, 7,314.45 and 2,243.80

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Solution

The fourth proportional to 4,876.30, 7,314.45 and 2,243.80 is: 3,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.30 : 7,314.45 = 2,243.80 : x
  2. Step 2: Convert to fraction form
    4,876.30/7,314.45 = 2,243.80/x
  3. Step 3: Cross multiply
    4,876.30x = 7,314.45 × 2,243.80
  4. Step 4: Simplify right side
    4,876.30x = 16,412,162.91
  5. Step 5: Solve for x
    x = 16,412,162.91/4,876.30
  6. Step 6: Final answer
    x = 3,365.70

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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.