Home / 2,125.60-2,934-1,241.76

Finding the Fourth Proportional to 2,125.60, 2,934 and 1,241.76

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Solution

The fourth proportional to 2,125.60, 2,934 and 1,241.76 is: 1,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.60 : 2,934 = 1,241.76 : x
  2. Step 2: Convert to fraction form
    2,125.60/2,934 = 1,241.76/x
  3. Step 3: Cross multiply
    2,125.60x = 2,934 × 1,241.76
  4. Step 4: Simplify right side
    2,125.60x = 3,643,323.84
  5. Step 5: Solve for x
    x = 3,643,323.84/2,125.60
  6. Step 6: Final answer
    x = 1,714.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.