Home / 2,552.34-3,520.75-1,666.61

Finding the Fourth Proportional to 2,552.34, 3,520.75 and 1,666.61

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Solution

The fourth proportional to 2,552.34, 3,520.75 and 1,666.61 is: 2,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.34 : 3,520.75 = 1,666.61 : x
  2. Step 2: Convert to fraction form
    2,552.34/3,520.75 = 1,666.61/x
  3. Step 3: Cross multiply
    2,552.34x = 3,520.75 × 1,666.61
  4. Step 4: Simplify right side
    2,552.34x = 5,867,717.16
  5. Step 5: Solve for x
    x = 5,867,717.16/2,552.34
  6. Step 6: Final answer
    x = 2,298.96

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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.