Home / 3,374.76-4,654.26-2,195.40

Finding the Fourth Proportional to 3,374.76, 4,654.26 and 2,195.40

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Solution

The fourth proportional to 3,374.76, 4,654.26 and 2,195.40 is: 3,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.76 : 4,654.26 = 2,195.40 : x
  2. Step 2: Convert to fraction form
    3,374.76/4,654.26 = 2,195.40/x
  3. Step 3: Cross multiply
    3,374.76x = 4,654.26 × 2,195.40
  4. Step 4: Simplify right side
    3,374.76x = 10,217,962.40
  5. Step 5: Solve for x
    x = 10,217,962.40/3,374.76
  6. Step 6: Final answer
    x = 3,027.76

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1.5x scale

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.