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Finding the Fourth Proportional to 5,542.56, 7,652.07 and 3,449.52

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Solution

The fourth proportional to 5,542.56, 7,652.07 and 3,449.52 is: 4,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.56 : 7,652.07 = 3,449.52 : x
  2. Step 2: Convert to fraction form
    5,542.56/7,652.07 = 3,449.52/x
  3. Step 3: Cross multiply
    5,542.56x = 7,652.07 × 3,449.52
  4. Step 4: Simplify right side
    5,542.56x = 26,395,968.51
  5. Step 5: Solve for x
    x = 26,395,968.51/5,542.56
  6. Step 6: Final answer
    x = 4,762.41

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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.