Home / 1,974.75-2,961.18-587.59

Finding the Fourth Proportional to 1,974.75, 2,961.18 and 587.59

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Solution

The fourth proportional to 1,974.75, 2,961.18 and 587.59 is: 881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.75 : 2,961.18 = 587.59 : x
  2. Step 2: Convert to fraction form
    1,974.75/2,961.18 = 587.59/x
  3. Step 3: Cross multiply
    1,974.75x = 2,961.18 × 587.59
  4. Step 4: Simplify right side
    1,974.75x = 1,739,965.66
  5. Step 5: Solve for x
    x = 1,739,965.66/1,974.75
  6. Step 6: Final answer
    x = 881.11

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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.