Home / 6,938.16-10,407.28-1,744.04

Finding the Fourth Proportional to 6,938.16, 10,407.28 and 1,744.04

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Solution

The fourth proportional to 6,938.16, 10,407.28 and 1,744.04 is: 2,616.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.16 : 10,407.28 = 1,744.04 : x
  2. Step 2: Convert to fraction form
    6,938.16/10,407.28 = 1,744.04/x
  3. Step 3: Cross multiply
    6,938.16x = 10,407.28 × 1,744.04
  4. Step 4: Simplify right side
    6,938.16x = 18,150,712.61
  5. Step 5: Solve for x
    x = 18,150,712.61/6,938.16
  6. Step 6: Final answer
    x = 2,616.07

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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.