Home / 3,710.22-5,565.32-1,245.05

Finding the Fourth Proportional to 3,710.22, 5,565.32 and 1,245.05

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Solution

The fourth proportional to 3,710.22, 5,565.32 and 1,245.05 is: 1,867.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.22 : 5,565.32 = 1,245.05 : x
  2. Step 2: Convert to fraction form
    3,710.22/5,565.32 = 1,245.05/x
  3. Step 3: Cross multiply
    3,710.22x = 5,565.32 × 1,245.05
  4. Step 4: Simplify right side
    3,710.22x = 6,929,101.67
  5. Step 5: Solve for x
    x = 6,929,101.67/3,710.22
  6. Step 6: Final answer
    x = 1,867.57

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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.