Home / 2,904.11-4,354.40-1,170.71

Finding the Fourth Proportional to 2,904.11, 4,354.40 and 1,170.71

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Solution

The fourth proportional to 2,904.11, 4,354.40 and 1,170.71 is: 1,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.11 : 4,354.40 = 1,170.71 : x
  2. Step 2: Convert to fraction form
    2,904.11/4,354.40 = 1,170.71/x
  3. Step 3: Cross multiply
    2,904.11x = 4,354.40 × 1,170.71
  4. Step 4: Simplify right side
    2,904.11x = 5,097,720.78
  5. Step 5: Solve for x
    x = 5,097,720.78/2,904.11
  6. Step 6: Final answer
    x = 1,755.35

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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.