Home / 5,559.32-7,672.52-3,169.64

Finding the Fourth Proportional to 5,559.32, 7,672.52 and 3,169.64

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Solution

The fourth proportional to 5,559.32, 7,672.52 and 3,169.64 is: 4,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.32 : 7,672.52 = 3,169.64 : x
  2. Step 2: Convert to fraction form
    5,559.32/7,672.52 = 3,169.64/x
  3. Step 3: Cross multiply
    5,559.32x = 7,672.52 × 3,169.64
  4. Step 4: Simplify right side
    5,559.32x = 24,319,126.29
  5. Step 5: Solve for x
    x = 24,319,126.29/5,559.32
  6. Step 6: Final answer
    x = 4,374.48

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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.