Home / 2,341.45-3,231.18-1,293.50

Finding the Fourth Proportional to 2,341.45, 3,231.18 and 1,293.50

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Solution

The fourth proportional to 2,341.45, 3,231.18 and 1,293.50 is: 1,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.45 : 3,231.18 = 1,293.50 : x
  2. Step 2: Convert to fraction form
    2,341.45/3,231.18 = 1,293.50/x
  3. Step 3: Cross multiply
    2,341.45x = 3,231.18 × 1,293.50
  4. Step 4: Simplify right side
    2,341.45x = 4,179,531.33
  5. Step 5: Solve for x
    x = 4,179,531.33/2,341.45
  6. Step 6: Final answer
    x = 1,785.02

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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.