Home / 2,531.16-3,795.08-1,143.02

Finding the Fourth Proportional to 2,531.16, 3,795.08 and 1,143.02

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Solution

The fourth proportional to 2,531.16, 3,795.08 and 1,143.02 is: 1,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.16 : 3,795.08 = 1,143.02 : x
  2. Step 2: Convert to fraction form
    2,531.16/3,795.08 = 1,143.02/x
  3. Step 3: Cross multiply
    2,531.16x = 3,795.08 × 1,143.02
  4. Step 4: Simplify right side
    2,531.16x = 4,337,852.34
  5. Step 5: Solve for x
    x = 4,337,852.34/2,531.16
  6. Step 6: Final answer
    x = 1,713.78

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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.