Home / 2,340.98-3,230.64-1,293.02

Finding the Fourth Proportional to 2,340.98, 3,230.64 and 1,293.02

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Solution

The fourth proportional to 2,340.98, 3,230.64 and 1,293.02 is: 1,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.98 : 3,230.64 = 1,293.02 : x
  2. Step 2: Convert to fraction form
    2,340.98/3,230.64 = 1,293.02/x
  3. Step 3: Cross multiply
    2,340.98x = 3,230.64 × 1,293.02
  4. Step 4: Simplify right side
    2,340.98x = 4,177,282.13
  5. Step 5: Solve for x
    x = 4,177,282.13/2,340.98
  6. Step 6: Final answer
    x = 1,784.42

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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.