Home / 1,909.88-2,637.08-1,516.24

Finding the Fourth Proportional to 1,909.88, 2,637.08 and 1,516.24

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Solution

The fourth proportional to 1,909.88, 2,637.08 and 1,516.24 is: 2,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909.88 : 2,637.08 = 1,516.24 : x
  2. Step 2: Convert to fraction form
    1,909.88/2,637.08 = 1,516.24/x
  3. Step 3: Cross multiply
    1,909.88x = 2,637.08 × 1,516.24
  4. Step 4: Simplify right side
    1,909.88x = 3,998,446.18
  5. Step 5: Solve for x
    x = 3,998,446.18/1,909.88
  6. Step 6: Final answer
    x = 2,093.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.