Home / 3,518.28-5,273.73-1,437.48

Finding the Fourth Proportional to 3,518.28, 5,273.73 and 1,437.48

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Solution

The fourth proportional to 3,518.28, 5,273.73 and 1,437.48 is: 2,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.28 : 5,273.73 = 1,437.48 : x
  2. Step 2: Convert to fraction form
    3,518.28/5,273.73 = 1,437.48/x
  3. Step 3: Cross multiply
    3,518.28x = 5,273.73 × 1,437.48
  4. Step 4: Simplify right side
    3,518.28x = 7,580,881.40
  5. Step 5: Solve for x
    x = 7,580,881.40/3,518.28
  6. Step 6: Final answer
    x = 2,154.71

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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.