Home / 2,938.26-4,407.15-1,088.52

Finding the Fourth Proportional to 2,938.26, 4,407.15 and 1,088.52

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Solution

The fourth proportional to 2,938.26, 4,407.15 and 1,088.52 is: 1,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.26 : 4,407.15 = 1,088.52 : x
  2. Step 2: Convert to fraction form
    2,938.26/4,407.15 = 1,088.52/x
  3. Step 3: Cross multiply
    2,938.26x = 4,407.15 × 1,088.52
  4. Step 4: Simplify right side
    2,938.26x = 4,797,270.92
  5. Step 5: Solve for x
    x = 4,797,270.92/2,938.26
  6. Step 6: Final answer
    x = 1,632.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.