Home / 5,538.56-7,645.44-3,445.52

Finding the Fourth Proportional to 5,538.56, 7,645.44 and 3,445.52

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Solution

The fourth proportional to 5,538.56, 7,645.44 and 3,445.52 is: 4,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.56 : 7,645.44 = 3,445.52 : x
  2. Step 2: Convert to fraction form
    5,538.56/7,645.44 = 3,445.52/x
  3. Step 3: Cross multiply
    5,538.56x = 7,645.44 × 3,445.52
  4. Step 4: Simplify right side
    5,538.56x = 26,342,516.43
  5. Step 5: Solve for x
    x = 26,342,516.43/5,538.56
  6. Step 6: Final answer
    x = 4,756.20

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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.