Home / 1,829.96-2,525.75-1,122.39

Finding the Fourth Proportional to 1,829.96, 2,525.75 and 1,122.39

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Solution

The fourth proportional to 1,829.96, 2,525.75 and 1,122.39 is: 1,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.96 : 2,525.75 = 1,122.39 : x
  2. Step 2: Convert to fraction form
    1,829.96/2,525.75 = 1,122.39/x
  3. Step 3: Cross multiply
    1,829.96x = 2,525.75 × 1,122.39
  4. Step 4: Simplify right side
    1,829.96x = 2,834,876.54
  5. Step 5: Solve for x
    x = 2,834,876.54/1,829.96
  6. Step 6: Final answer
    x = 1,549.15

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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.