Home / 2,282.91-3,151.20-1,445.01

Finding the Fourth Proportional to 2,282.91, 3,151.20 and 1,445.01

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Solution

The fourth proportional to 2,282.91, 3,151.20 and 1,445.01 is: 1,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.91 : 3,151.20 = 1,445.01 : x
  2. Step 2: Convert to fraction form
    2,282.91/3,151.20 = 1,445.01/x
  3. Step 3: Cross multiply
    2,282.91x = 3,151.20 × 1,445.01
  4. Step 4: Simplify right side
    2,282.91x = 4,553,515.51
  5. Step 5: Solve for x
    x = 4,553,515.51/2,282.91
  6. Step 6: Final answer
    x = 1,994.61

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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.