Home / 2,321.41-3,203.51-1,259.15

Finding the Fourth Proportional to 2,321.41, 3,203.51 and 1,259.15

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Solution

The fourth proportional to 2,321.41, 3,203.51 and 1,259.15 is: 1,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.41 : 3,203.51 = 1,259.15 : x
  2. Step 2: Convert to fraction form
    2,321.41/3,203.51 = 1,259.15/x
  3. Step 3: Cross multiply
    2,321.41x = 3,203.51 × 1,259.15
  4. Step 4: Simplify right side
    2,321.41x = 4,033,699.62
  5. Step 5: Solve for x
    x = 4,033,699.62/2,321.41
  6. Step 6: Final answer
    x = 1,737.61

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Find fourth proportional to 2,322.41, 3,204.89 and 1,260.15
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1.5x scale

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.