Home / 9,148.83-12,625.23-5,169.70

Finding the Fourth Proportional to 9,148.83, 12,625.23 and 5,169.70

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Solution

The fourth proportional to 9,148.83, 12,625.23 and 5,169.70 is: 7,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.83 : 12,625.23 = 5,169.70 : x
  2. Step 2: Convert to fraction form
    9,148.83/12,625.23 = 5,169.70/x
  3. Step 3: Cross multiply
    9,148.83x = 12,625.23 × 5,169.70
  4. Step 4: Simplify right side
    9,148.83x = 65,268,651.53
  5. Step 5: Solve for x
    x = 65,268,651.53/9,148.83
  6. Step 6: Final answer
    x = 7,134.10

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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.