Home / 2,345.74-3,508.27-2,087.56

Finding the Fourth Proportional to 2,345.74, 3,508.27 and 2,087.56

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Solution

The fourth proportional to 2,345.74, 3,508.27 and 2,087.56 is: 3,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.74 : 3,508.27 = 2,087.56 : x
  2. Step 2: Convert to fraction form
    2,345.74/3,508.27 = 2,087.56/x
  3. Step 3: Cross multiply
    2,345.74x = 3,508.27 × 2,087.56
  4. Step 4: Simplify right side
    2,345.74x = 7,323,724.12
  5. Step 5: Solve for x
    x = 7,323,724.12/2,345.74
  6. Step 6: Final answer
    x = 3,122.14

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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.