Home / 2,648.59-3,654.45-1,704.70

Finding the Fourth Proportional to 2,648.59, 3,654.45 and 1,704.70

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Solution

The fourth proportional to 2,648.59, 3,654.45 and 1,704.70 is: 2,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.59 : 3,654.45 = 1,704.70 : x
  2. Step 2: Convert to fraction form
    2,648.59/3,654.45 = 1,704.70/x
  3. Step 3: Cross multiply
    2,648.59x = 3,654.45 × 1,704.70
  4. Step 4: Simplify right side
    2,648.59x = 6,229,740.92
  5. Step 5: Solve for x
    x = 6,229,740.92/2,648.59
  6. Step 6: Final answer
    x = 2,352.10

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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.