Home / 2,785.14-4,177.33-1,053.54

Finding the Fourth Proportional to 2,785.14, 4,177.33 and 1,053.54

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Solution

The fourth proportional to 2,785.14, 4,177.33 and 1,053.54 is: 1,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785.14 : 4,177.33 = 1,053.54 : x
  2. Step 2: Convert to fraction form
    2,785.14/4,177.33 = 1,053.54/x
  3. Step 3: Cross multiply
    2,785.14x = 4,177.33 × 1,053.54
  4. Step 4: Simplify right side
    2,785.14x = 4,400,984.25
  5. Step 5: Solve for x
    x = 4,400,984.25/2,785.14
  6. Step 6: Final answer
    x = 1,580.17

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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.