Home / 9,236.13-12,742.69-5,256.24

Finding the Fourth Proportional to 9,236.13, 12,742.69 and 5,256.24

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Solution

The fourth proportional to 9,236.13, 12,742.69 and 5,256.24 is: 7,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.13 : 12,742.69 = 5,256.24 : x
  2. Step 2: Convert to fraction form
    9,236.13/12,742.69 = 5,256.24/x
  3. Step 3: Cross multiply
    9,236.13x = 12,742.69 × 5,256.24
  4. Step 4: Simplify right side
    9,236.13x = 66,978,672.28
  5. Step 5: Solve for x
    x = 66,978,672.28/9,236.13
  6. Step 6: Final answer
    x = 7,251.81

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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.