Home / 2,306.93-3,181.59-1,718.87

Finding the Fourth Proportional to 2,306.93, 3,181.59 and 1,718.87

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Solution

The fourth proportional to 2,306.93, 3,181.59 and 1,718.87 is: 2,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.93 : 3,181.59 = 1,718.87 : x
  2. Step 2: Convert to fraction form
    2,306.93/3,181.59 = 1,718.87/x
  3. Step 3: Cross multiply
    2,306.93x = 3,181.59 × 1,718.87
  4. Step 4: Simplify right side
    2,306.93x = 5,468,723.70
  5. Step 5: Solve for x
    x = 5,468,723.70/2,306.93
  6. Step 6: Final answer
    x = 2,370.57

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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.