Home / 9,375.36-12,937.54-5,126.64

Finding the Fourth Proportional to 9,375.36, 12,937.54 and 5,126.64

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Solution

The fourth proportional to 9,375.36, 12,937.54 and 5,126.64 is: 7,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375.36 : 12,937.54 = 5,126.64 : x
  2. Step 2: Convert to fraction form
    9,375.36/12,937.54 = 5,126.64/x
  3. Step 3: Cross multiply
    9,375.36x = 12,937.54 × 5,126.64
  4. Step 4: Simplify right side
    9,375.36x = 66,326,110.07
  5. Step 5: Solve for x
    x = 66,326,110.07/9,375.36
  6. Step 6: Final answer
    x = 7,074.51

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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.