Home / 2,837.12-4,256.22-888.92

Finding the Fourth Proportional to 2,837.12, 4,256.22 and 888.92

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Solution

The fourth proportional to 2,837.12, 4,256.22 and 888.92 is: 1,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.12 : 4,256.22 = 888.92 : x
  2. Step 2: Convert to fraction form
    2,837.12/4,256.22 = 888.92/x
  3. Step 3: Cross multiply
    2,837.12x = 4,256.22 × 888.92
  4. Step 4: Simplify right side
    2,837.12x = 3,783,439.08
  5. Step 5: Solve for x
    x = 3,783,439.08/2,837.12
  6. Step 6: Final answer
    x = 1,333.55

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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.