Home / 9,256.26-12,773.32-5,278.65

Finding the Fourth Proportional to 9,256.26, 12,773.32 and 5,278.65

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Solution

The fourth proportional to 9,256.26, 12,773.32 and 5,278.65 is: 7,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.26 : 12,773.32 = 5,278.65 : x
  2. Step 2: Convert to fraction form
    9,256.26/12,773.32 = 5,278.65/x
  3. Step 3: Cross multiply
    9,256.26x = 12,773.32 × 5,278.65
  4. Step 4: Simplify right side
    9,256.26x = 67,425,911.22
  5. Step 5: Solve for x
    x = 67,425,911.22/9,256.26
  6. Step 6: Final answer
    x = 7,284.36

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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.