Home / 2,340.98-3,230.55-1,293.04

Finding the Fourth Proportional to 2,340.98, 3,230.55 and 1,293.04

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Solution

The fourth proportional to 2,340.98, 3,230.55 and 1,293.04 is: 1,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.98 : 3,230.55 = 1,293.04 : x
  2. Step 2: Convert to fraction form
    2,340.98/3,230.55 = 1,293.04/x
  3. Step 3: Cross multiply
    2,340.98x = 3,230.55 × 1,293.04
  4. Step 4: Simplify right side
    2,340.98x = 4,177,230.37
  5. Step 5: Solve for x
    x = 4,177,230.37/2,340.98
  6. Step 6: Final answer
    x = 1,784.39

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Double scale
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Similar ratio
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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.