Home / 4,045.92-5,584.08-2,278.08

Finding the Fourth Proportional to 4,045.92, 5,584.08 and 2,278.08

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Solution

The fourth proportional to 4,045.92, 5,584.08 and 2,278.08 is: 3,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.92 : 5,584.08 = 2,278.08 : x
  2. Step 2: Convert to fraction form
    4,045.92/5,584.08 = 2,278.08/x
  3. Step 3: Cross multiply
    4,045.92x = 5,584.08 × 2,278.08
  4. Step 4: Simplify right side
    4,045.92x = 12,720,980.97
  5. Step 5: Solve for x
    x = 12,720,980.97/4,045.92
  6. Step 6: Final answer
    x = 3,144.15

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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.