Home / 2,701.08-3,728.03-1,705.86

Finding the Fourth Proportional to 2,701.08, 3,728.03 and 1,705.86

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Solution

The fourth proportional to 2,701.08, 3,728.03 and 1,705.86 is: 2,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.08 : 3,728.03 = 1,705.86 : x
  2. Step 2: Convert to fraction form
    2,701.08/3,728.03 = 1,705.86/x
  3. Step 3: Cross multiply
    2,701.08x = 3,728.03 × 1,705.86
  4. Step 4: Simplify right side
    2,701.08x = 6,359,488.73
  5. Step 5: Solve for x
    x = 6,359,488.73/2,701.08
  6. Step 6: Final answer
    x = 2,354.42

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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.