Home / 2,177.06-3,264.51-1,022.90

Finding the Fourth Proportional to 2,177.06, 3,264.51 and 1,022.90

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Solution

The fourth proportional to 2,177.06, 3,264.51 and 1,022.90 is: 1,533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.06 : 3,264.51 = 1,022.90 : x
  2. Step 2: Convert to fraction form
    2,177.06/3,264.51 = 1,022.90/x
  3. Step 3: Cross multiply
    2,177.06x = 3,264.51 × 1,022.90
  4. Step 4: Simplify right side
    2,177.06x = 3,339,267.28
  5. Step 5: Solve for x
    x = 3,339,267.28/2,177.06
  6. Step 6: Final answer
    x = 1,533.84

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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.