Home / 2,746.96-4,120.42-2,335.12

Finding the Fourth Proportional to 2,746.96, 4,120.42 and 2,335.12

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Solution

The fourth proportional to 2,746.96, 4,120.42 and 2,335.12 is: 3,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.96 : 4,120.42 = 2,335.12 : x
  2. Step 2: Convert to fraction form
    2,746.96/4,120.42 = 2,335.12/x
  3. Step 3: Cross multiply
    2,746.96x = 4,120.42 × 2,335.12
  4. Step 4: Simplify right side
    2,746.96x = 9,621,675.15
  5. Step 5: Solve for x
    x = 9,621,675.15/2,746.96
  6. Step 6: Final answer
    x = 3,502.66

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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.