Home / 4,019.92-5,547-2,251.12

Finding the Fourth Proportional to 4,019.92, 5,547 and 2,251.12

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Solution

The fourth proportional to 4,019.92, 5,547 and 2,251.12 is: 3,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.92 : 5,547 = 2,251.12 : x
  2. Step 2: Convert to fraction form
    4,019.92/5,547 = 2,251.12/x
  3. Step 3: Cross multiply
    4,019.92x = 5,547 × 2,251.12
  4. Step 4: Simplify right side
    4,019.92x = 12,486,962.64
  5. Step 5: Solve for x
    x = 12,486,962.64/4,019.92
  6. Step 6: Final answer
    x = 3,106.27

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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.