Home / 2,320.71-3,202.82-1,326.14

Finding the Fourth Proportional to 2,320.71, 3,202.82 and 1,326.14

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Solution

The fourth proportional to 2,320.71, 3,202.82 and 1,326.14 is: 1,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.71 : 3,202.82 = 1,326.14 : x
  2. Step 2: Convert to fraction form
    2,320.71/3,202.82 = 1,326.14/x
  3. Step 3: Cross multiply
    2,320.71x = 3,202.82 × 1,326.14
  4. Step 4: Simplify right side
    2,320.71x = 4,247,365.07
  5. Step 5: Solve for x
    x = 4,247,365.07/2,320.71
  6. Step 6: Final answer
    x = 1,830.20

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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.