Home / 1,695.35-2,540.99-1,471.86

Finding the Fourth Proportional to 1,695.35, 2,540.99 and 1,471.86

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Solution

The fourth proportional to 1,695.35, 2,540.99 and 1,471.86 is: 2,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.35 : 2,540.99 = 1,471.86 : x
  2. Step 2: Convert to fraction form
    1,695.35/2,540.99 = 1,471.86/x
  3. Step 3: Cross multiply
    1,695.35x = 2,540.99 × 1,471.86
  4. Step 4: Simplify right side
    1,695.35x = 3,739,974.18
  5. Step 5: Solve for x
    x = 3,739,974.18/1,695.35
  6. Step 6: Final answer
    x = 2,206.03

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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.