Home / 2,351.43-3,246.48-1,512.50

Finding the Fourth Proportional to 2,351.43, 3,246.48 and 1,512.50

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Solution

The fourth proportional to 2,351.43, 3,246.48 and 1,512.50 is: 2,088.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.43 : 3,246.48 = 1,512.50 : x
  2. Step 2: Convert to fraction form
    2,351.43/3,246.48 = 1,512.50/x
  3. Step 3: Cross multiply
    2,351.43x = 3,246.48 × 1,512.50
  4. Step 4: Simplify right side
    2,351.43x = 4,910,284.77
  5. Step 5: Solve for x
    x = 4,910,284.77/2,351.43
  6. Step 6: Final answer
    x = 2,088.21

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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.