Home / 5,559.12-7,671.24-3,169.02

Finding the Fourth Proportional to 5,559.12, 7,671.24 and 3,169.02

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Solution

The fourth proportional to 5,559.12, 7,671.24 and 3,169.02 is: 4,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.12 : 7,671.24 = 3,169.02 : x
  2. Step 2: Convert to fraction form
    5,559.12/7,671.24 = 3,169.02/x
  3. Step 3: Cross multiply
    5,559.12x = 7,671.24 × 3,169.02
  4. Step 4: Simplify right side
    5,559.12x = 24,310,312.98
  5. Step 5: Solve for x
    x = 24,310,312.98/5,559.12
  6. Step 6: Final answer
    x = 4,373.05

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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.