Home / 9,375.23-12,937.85-5,126.22

Finding the Fourth Proportional to 9,375.23, 12,937.85 and 5,126.22

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Solution

The fourth proportional to 9,375.23, 12,937.85 and 5,126.22 is: 7,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375.23 : 12,937.85 = 5,126.22 : x
  2. Step 2: Convert to fraction form
    9,375.23/12,937.85 = 5,126.22/x
  3. Step 3: Cross multiply
    9,375.23x = 12,937.85 × 5,126.22
  4. Step 4: Simplify right side
    9,375.23x = 66,322,239.80
  5. Step 5: Solve for x
    x = 66,322,239.80/9,375.23
  6. Step 6: Final answer
    x = 7,074.20

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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.