Home / 5,220.75-7,833.63-2,298.66

Finding the Fourth Proportional to 5,220.75, 7,833.63 and 2,298.66

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Solution

The fourth proportional to 5,220.75, 7,833.63 and 2,298.66 is: 3,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.75 : 7,833.63 = 2,298.66 : x
  2. Step 2: Convert to fraction form
    5,220.75/7,833.63 = 2,298.66/x
  3. Step 3: Cross multiply
    5,220.75x = 7,833.63 × 2,298.66
  4. Step 4: Simplify right side
    5,220.75x = 18,006,851.94
  5. Step 5: Solve for x
    x = 18,006,851.94/5,220.75
  6. Step 6: Final answer
    x = 3,449.09

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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.