Home / 1,709.22-2,566.92-1,572.02

Finding the Fourth Proportional to 1,709.22, 2,566.92 and 1,572.02

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Solution

The fourth proportional to 1,709.22, 2,566.92 and 1,572.02 is: 2,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709.22 : 2,566.92 = 1,572.02 : x
  2. Step 2: Convert to fraction form
    1,709.22/2,566.92 = 1,572.02/x
  3. Step 3: Cross multiply
    1,709.22x = 2,566.92 × 1,572.02
  4. Step 4: Simplify right side
    1,709.22x = 4,035,249.58
  5. Step 5: Solve for x
    x = 4,035,249.58/1,709.22
  6. Step 6: Final answer
    x = 2,360.87

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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.