Home / 2,864.78-4,295.59-1,015.73

Finding the Fourth Proportional to 2,864.78, 4,295.59 and 1,015.73

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Solution

The fourth proportional to 2,864.78, 4,295.59 and 1,015.73 is: 1,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.78 : 4,295.59 = 1,015.73 : x
  2. Step 2: Convert to fraction form
    2,864.78/4,295.59 = 1,015.73/x
  3. Step 3: Cross multiply
    2,864.78x = 4,295.59 × 1,015.73
  4. Step 4: Simplify right side
    2,864.78x = 4,363,159.63
  5. Step 5: Solve for x
    x = 4,363,159.63/2,864.78
  6. Step 6: Final answer
    x = 1,523.03

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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.