Home / 11,083.16-15,294.75-7,104.27

Finding the Fourth Proportional to 11,083.16, 15,294.75 and 7,104.27

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Solution

The fourth proportional to 11,083.16, 15,294.75 and 7,104.27 is: 9,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.16 : 15,294.75 = 7,104.27 : x
  2. Step 2: Convert to fraction form
    11,083.16/15,294.75 = 7,104.27/x
  3. Step 3: Cross multiply
    11,083.16x = 15,294.75 × 7,104.27
  4. Step 4: Simplify right side
    11,083.16x = 108,658,033.58
  5. Step 5: Solve for x
    x = 108,658,033.58/11,083.16
  6. Step 6: Final answer
    x = 9,803.89

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1.5x scale

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.