Home / 2,881.24-4,322.09-1,237.39

Finding the Fourth Proportional to 2,881.24, 4,322.09 and 1,237.39

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Solution

The fourth proportional to 2,881.24, 4,322.09 and 1,237.39 is: 1,856.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.24 : 4,322.09 = 1,237.39 : x
  2. Step 2: Convert to fraction form
    2,881.24/4,322.09 = 1,237.39/x
  3. Step 3: Cross multiply
    2,881.24x = 4,322.09 × 1,237.39
  4. Step 4: Simplify right side
    2,881.24x = 5,348,103.23
  5. Step 5: Solve for x
    x = 5,348,103.23/2,881.24
  6. Step 6: Final answer
    x = 1,856.18

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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.