Home / 2,015.88-3,023.96-844.70

Finding the Fourth Proportional to 2,015.88, 3,023.96 and 844.70

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Solution

The fourth proportional to 2,015.88, 3,023.96 and 844.70 is: 1,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.88 : 3,023.96 = 844.70 : x
  2. Step 2: Convert to fraction form
    2,015.88/3,023.96 = 844.70/x
  3. Step 3: Cross multiply
    2,015.88x = 3,023.96 × 844.70
  4. Step 4: Simplify right side
    2,015.88x = 2,554,319.67
  5. Step 5: Solve for x
    x = 2,554,319.67/2,015.88
  6. Step 6: Final answer
    x = 1,267.10

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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.