Home / 2,858.73-4,288.60-1,010.91

Finding the Fourth Proportional to 2,858.73, 4,288.60 and 1,010.91

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Solution

The fourth proportional to 2,858.73, 4,288.60 and 1,010.91 is: 1,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.73 : 4,288.60 = 1,010.91 : x
  2. Step 2: Convert to fraction form
    2,858.73/4,288.60 = 1,010.91/x
  3. Step 3: Cross multiply
    2,858.73x = 4,288.60 × 1,010.91
  4. Step 4: Simplify right side
    2,858.73x = 4,335,405.97
  5. Step 5: Solve for x
    x = 4,335,405.97/2,858.73
  6. Step 6: Final answer
    x = 1,516.55

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1.5x scale

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.