Home / 4,517.19-6,774.17-1,919.25

Finding the Fourth Proportional to 4,517.19, 6,774.17 and 1,919.25

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Solution

The fourth proportional to 4,517.19, 6,774.17 and 1,919.25 is: 2,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.19 : 6,774.17 = 1,919.25 : x
  2. Step 2: Convert to fraction form
    4,517.19/6,774.17 = 1,919.25/x
  3. Step 3: Cross multiply
    4,517.19x = 6,774.17 × 1,919.25
  4. Step 4: Simplify right side
    4,517.19x = 13,001,316.18
  5. Step 5: Solve for x
    x = 13,001,316.18/4,517.19
  6. Step 6: Final answer
    x = 2,878.19

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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.