Home / 2,850.90-4,275.81-1,001.58

Finding the Fourth Proportional to 2,850.90, 4,275.81 and 1,001.58

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Solution

The fourth proportional to 2,850.90, 4,275.81 and 1,001.58 is: 1,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.90 : 4,275.81 = 1,001.58 : x
  2. Step 2: Convert to fraction form
    2,850.90/4,275.81 = 1,001.58/x
  3. Step 3: Cross multiply
    2,850.90x = 4,275.81 × 1,001.58
  4. Step 4: Simplify right side
    2,850.90x = 4,282,565.78
  5. Step 5: Solve for x
    x = 4,282,565.78/2,850.90
  6. Step 6: Final answer
    x = 1,502.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.