Home / 1,453.62-2,177.54-1,298.82

Finding the Fourth Proportional to 1,453.62, 2,177.54 and 1,298.82

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Solution

The fourth proportional to 1,453.62, 2,177.54 and 1,298.82 is: 1,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.62 : 2,177.54 = 1,298.82 : x
  2. Step 2: Convert to fraction form
    1,453.62/2,177.54 = 1,298.82/x
  3. Step 3: Cross multiply
    1,453.62x = 2,177.54 × 1,298.82
  4. Step 4: Simplify right side
    1,453.62x = 2,828,232.50
  5. Step 5: Solve for x
    x = 2,828,232.50/1,453.62
  6. Step 6: Final answer
    x = 1,945.65

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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.