Home / 5,238.27-7,231.28-3,250.13

Finding the Fourth Proportional to 5,238.27, 7,231.28 and 3,250.13

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Solution

The fourth proportional to 5,238.27, 7,231.28 and 3,250.13 is: 4,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.27 : 7,231.28 = 3,250.13 : x
  2. Step 2: Convert to fraction form
    5,238.27/7,231.28 = 3,250.13/x
  3. Step 3: Cross multiply
    5,238.27x = 7,231.28 × 3,250.13
  4. Step 4: Simplify right side
    5,238.27x = 23,502,547.66
  5. Step 5: Solve for x
    x = 23,502,547.66/5,238.27
  6. Step 6: Final answer
    x = 4,486.70

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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.