Home / 5,220.44-7,204.20-2,862.58

Finding the Fourth Proportional to 5,220.44, 7,204.20 and 2,862.58

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Solution

The fourth proportional to 5,220.44, 7,204.20 and 2,862.58 is: 3,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.44 : 7,204.20 = 2,862.58 : x
  2. Step 2: Convert to fraction form
    5,220.44/7,204.20 = 2,862.58/x
  3. Step 3: Cross multiply
    5,220.44x = 7,204.20 × 2,862.58
  4. Step 4: Simplify right side
    5,220.44x = 20,622,598.84
  5. Step 5: Solve for x
    x = 20,622,598.84/5,220.44
  6. Step 6: Final answer
    x = 3,950.36

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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.