Home / 2,320.86-3,202.90-1,326.22

Finding the Fourth Proportional to 2,320.86, 3,202.90 and 1,326.22

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Solution

The fourth proportional to 2,320.86, 3,202.90 and 1,326.22 is: 1,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.86 : 3,202.90 = 1,326.22 : x
  2. Step 2: Convert to fraction form
    2,320.86/3,202.90 = 1,326.22/x
  3. Step 3: Cross multiply
    2,320.86x = 3,202.90 × 1,326.22
  4. Step 4: Simplify right side
    2,320.86x = 4,247,738.72
  5. Step 5: Solve for x
    x = 4,247,738.72/2,320.86
  6. Step 6: Final answer
    x = 1,830.24

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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.