Home / 4,818.09-7,227.11-2,478.75

Finding the Fourth Proportional to 4,818.09, 7,227.11 and 2,478.75

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Solution

The fourth proportional to 4,818.09, 7,227.11 and 2,478.75 is: 3,718.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.09 : 7,227.11 = 2,478.75 : x
  2. Step 2: Convert to fraction form
    4,818.09/7,227.11 = 2,478.75/x
  3. Step 3: Cross multiply
    4,818.09x = 7,227.11 × 2,478.75
  4. Step 4: Simplify right side
    4,818.09x = 17,914,186.52
  5. Step 5: Solve for x
    x = 17,914,186.52/4,818.09
  6. Step 6: Final answer
    x = 3,718.11

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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.