Home / 3,519.57-5,274.81-1,437.15

Finding the Fourth Proportional to 3,519.57, 5,274.81 and 1,437.15

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Solution

The fourth proportional to 3,519.57, 5,274.81 and 1,437.15 is: 2,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.57 : 5,274.81 = 1,437.15 : x
  2. Step 2: Convert to fraction form
    3,519.57/5,274.81 = 1,437.15/x
  3. Step 3: Cross multiply
    3,519.57x = 5,274.81 × 1,437.15
  4. Step 4: Simplify right side
    3,519.57x = 7,580,693.19
  5. Step 5: Solve for x
    x = 7,580,693.19/3,519.57
  6. Step 6: Final answer
    x = 2,153.87

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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.