Home / 9,074.87-12,524.67-5,540.13

Finding the Fourth Proportional to 9,074.87, 12,524.67 and 5,540.13

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Solution

The fourth proportional to 9,074.87, 12,524.67 and 5,540.13 is: 7,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.87 : 12,524.67 = 5,540.13 : x
  2. Step 2: Convert to fraction form
    9,074.87/12,524.67 = 5,540.13/x
  3. Step 3: Cross multiply
    9,074.87x = 12,524.67 × 5,540.13
  4. Step 4: Simplify right side
    9,074.87x = 69,388,300.01
  5. Step 5: Solve for x
    x = 69,388,300.01/9,074.87
  6. Step 6: Final answer
    x = 7,646.21

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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.