Home / 5,691.32-8,536.90-1,795.69

Finding the Fourth Proportional to 5,691.32, 8,536.90 and 1,795.69

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Solution

The fourth proportional to 5,691.32, 8,536.90 and 1,795.69 is: 2,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.32 : 8,536.90 = 1,795.69 : x
  2. Step 2: Convert to fraction form
    5,691.32/8,536.90 = 1,795.69/x
  3. Step 3: Cross multiply
    5,691.32x = 8,536.90 × 1,795.69
  4. Step 4: Simplify right side
    5,691.32x = 15,329,625.96
  5. Step 5: Solve for x
    x = 15,329,625.96/5,691.32
  6. Step 6: Final answer
    x = 2,693.51

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1.5x scale

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.