Home / 11,569.96-17,355.75-5,725

Finding the Fourth Proportional to 11,569.96, 17,355.75 and 5,725

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Solution

The fourth proportional to 11,569.96, 17,355.75 and 5,725 is: 8,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.96 : 17,355.75 = 5,725 : x
  2. Step 2: Convert to fraction form
    11,569.96/17,355.75 = 5,725/x
  3. Step 3: Cross multiply
    11,569.96x = 17,355.75 × 5,725
  4. Step 4: Simplify right side
    11,569.96x = 99,361,668.75
  5. Step 5: Solve for x
    x = 99,361,668.75/11,569.96
  6. Step 6: Final answer
    x = 8,587.90

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1.5x scale

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.