Home / 4,820.13-7,227.59-2,220.75

Finding the Fourth Proportional to 4,820.13, 7,227.59 and 2,220.75

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Solution

The fourth proportional to 4,820.13, 7,227.59 and 2,220.75 is: 3,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.13 : 7,227.59 = 2,220.75 : x
  2. Step 2: Convert to fraction form
    4,820.13/7,227.59 = 2,220.75/x
  3. Step 3: Cross multiply
    4,820.13x = 7,227.59 × 2,220.75
  4. Step 4: Simplify right side
    4,820.13x = 16,050,659.39
  5. Step 5: Solve for x
    x = 16,050,659.39/4,820.13
  6. Step 6: Final answer
    x = 3,329.92

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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.