Home / 3,712.49-5,569.35-1,764.03

Finding the Fourth Proportional to 3,712.49, 5,569.35 and 1,764.03

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Solution

The fourth proportional to 3,712.49, 5,569.35 and 1,764.03 is: 2,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.49 : 5,569.35 = 1,764.03 : x
  2. Step 2: Convert to fraction form
    3,712.49/5,569.35 = 1,764.03/x
  3. Step 3: Cross multiply
    3,712.49x = 5,569.35 × 1,764.03
  4. Step 4: Simplify right side
    3,712.49x = 9,824,514.75
  5. Step 5: Solve for x
    x = 9,824,514.75/3,712.49
  6. Step 6: Final answer
    x = 2,646.34

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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.