Home / 2,836.53-4,255.26-888.27

Finding the Fourth Proportional to 2,836.53, 4,255.26 and 888.27

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Solution

The fourth proportional to 2,836.53, 4,255.26 and 888.27 is: 1,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.53 : 4,255.26 = 888.27 : x
  2. Step 2: Convert to fraction form
    2,836.53/4,255.26 = 888.27/x
  3. Step 3: Cross multiply
    2,836.53x = 4,255.26 × 888.27
  4. Step 4: Simplify right side
    2,836.53x = 3,779,819.80
  5. Step 5: Solve for x
    x = 3,779,819.80/2,836.53
  6. Step 6: Final answer
    x = 1,332.55

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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.