Home / 2,321.34-3,480.66-1,346.91

Finding the Fourth Proportional to 2,321.34, 3,480.66 and 1,346.91

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Solution

The fourth proportional to 2,321.34, 3,480.66 and 1,346.91 is: 2,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.34 : 3,480.66 = 1,346.91 : x
  2. Step 2: Convert to fraction form
    2,321.34/3,480.66 = 1,346.91/x
  3. Step 3: Cross multiply
    2,321.34x = 3,480.66 × 1,346.91
  4. Step 4: Simplify right side
    2,321.34x = 4,688,135.76
  5. Step 5: Solve for x
    x = 4,688,135.76/2,321.34
  6. Step 6: Final answer
    x = 2,019.58

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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.