Home / 4,019.50-5,547.39-2,251.54

Finding the Fourth Proportional to 4,019.50, 5,547.39 and 2,251.54

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Solution

The fourth proportional to 4,019.50, 5,547.39 and 2,251.54 is: 3,107.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.50 : 5,547.39 = 2,251.54 : x
  2. Step 2: Convert to fraction form
    4,019.50/5,547.39 = 2,251.54/x
  3. Step 3: Cross multiply
    4,019.50x = 5,547.39 × 2,251.54
  4. Step 4: Simplify right side
    4,019.50x = 12,490,170.48
  5. Step 5: Solve for x
    x = 12,490,170.48/4,019.50
  6. Step 6: Final answer
    x = 3,107.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.