Home / 1,837.34-2,753.36-1,419.42

Finding the Fourth Proportional to 1,837.34, 2,753.36 and 1,419.42

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Solution

The fourth proportional to 1,837.34, 2,753.36 and 1,419.42 is: 2,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.34 : 2,753.36 = 1,419.42 : x
  2. Step 2: Convert to fraction form
    1,837.34/2,753.36 = 1,419.42/x
  3. Step 3: Cross multiply
    1,837.34x = 2,753.36 × 1,419.42
  4. Step 4: Simplify right side
    1,837.34x = 3,908,174.25
  5. Step 5: Solve for x
    x = 3,908,174.25/1,837.34
  6. Step 6: Final answer
    x = 2,127.08

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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.