Home / 11,888.24-17,830.53-3,569.13

Finding the Fourth Proportional to 11,888.24, 17,830.53 and 3,569.13

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Solution

The fourth proportional to 11,888.24, 17,830.53 and 3,569.13 is: 5,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.24 : 17,830.53 = 3,569.13 : x
  2. Step 2: Convert to fraction form
    11,888.24/17,830.53 = 3,569.13/x
  3. Step 3: Cross multiply
    11,888.24x = 17,830.53 × 3,569.13
  4. Step 4: Simplify right side
    11,888.24x = 63,639,479.54
  5. Step 5: Solve for x
    x = 63,639,479.54/11,888.24
  6. Step 6: Final answer
    x = 5,353.15

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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.