Home / 2,306.53-3,181.03-1,519.75

Finding the Fourth Proportional to 2,306.53, 3,181.03 and 1,519.75

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Solution

The fourth proportional to 2,306.53, 3,181.03 and 1,519.75 is: 2,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.53 : 3,181.03 = 1,519.75 : x
  2. Step 2: Convert to fraction form
    2,306.53/3,181.03 = 1,519.75/x
  3. Step 3: Cross multiply
    2,306.53x = 3,181.03 × 1,519.75
  4. Step 4: Simplify right side
    2,306.53x = 4,834,370.34
  5. Step 5: Solve for x
    x = 4,834,370.34/2,306.53
  6. Step 6: Final answer
    x = 2,095.95

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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.