Home / 2,342.75-3,516.39-1,724.69

Finding the Fourth Proportional to 2,342.75, 3,516.39 and 1,724.69

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Solution

The fourth proportional to 2,342.75, 3,516.39 and 1,724.69 is: 2,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.75 : 3,516.39 = 1,724.69 : x
  2. Step 2: Convert to fraction form
    2,342.75/3,516.39 = 1,724.69/x
  3. Step 3: Cross multiply
    2,342.75x = 3,516.39 × 1,724.69
  4. Step 4: Simplify right side
    2,342.75x = 6,064,691.46
  5. Step 5: Solve for x
    x = 6,064,691.46/2,342.75
  6. Step 6: Final answer
    x = 2,588.71

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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.