Home / 2,329.88-3,215.34-1,445.97

Finding the Fourth Proportional to 2,329.88, 3,215.34 and 1,445.97

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Solution

The fourth proportional to 2,329.88, 3,215.34 and 1,445.97 is: 1,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.88 : 3,215.34 = 1,445.97 : x
  2. Step 2: Convert to fraction form
    2,329.88/3,215.34 = 1,445.97/x
  3. Step 3: Cross multiply
    2,329.88x = 3,215.34 × 1,445.97
  4. Step 4: Simplify right side
    2,329.88x = 4,649,285.18
  5. Step 5: Solve for x
    x = 4,649,285.18/2,329.88
  6. Step 6: Final answer
    x = 1,995.51

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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.