Home / 5,220.04-7,204.11-2,862.64

Finding the Fourth Proportional to 5,220.04, 7,204.11 and 2,862.64

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Solution

The fourth proportional to 5,220.04, 7,204.11 and 2,862.64 is: 3,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.04 : 7,204.11 = 2,862.64 : x
  2. Step 2: Convert to fraction form
    5,220.04/7,204.11 = 2,862.64/x
  3. Step 3: Cross multiply
    5,220.04x = 7,204.11 × 2,862.64
  4. Step 4: Simplify right side
    5,220.04x = 20,622,723.12
  5. Step 5: Solve for x
    x = 20,622,723.12/5,220.04
  6. Step 6: Final answer
    x = 3,950.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.