Home / 3,774.10-5,657.01-1,691.92

Finding the Fourth Proportional to 3,774.10, 5,657.01 and 1,691.92

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Solution

The fourth proportional to 3,774.10, 5,657.01 and 1,691.92 is: 2,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.10 : 5,657.01 = 1,691.92 : x
  2. Step 2: Convert to fraction form
    3,774.10/5,657.01 = 1,691.92/x
  3. Step 3: Cross multiply
    3,774.10x = 5,657.01 × 1,691.92
  4. Step 4: Simplify right side
    3,774.10x = 9,571,208.36
  5. Step 5: Solve for x
    x = 9,571,208.36/3,774.10
  6. Step 6: Final answer
    x = 2,536.02

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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.