Home / 11,587.33-15,990.42-6,552.54

Finding the Fourth Proportional to 11,587.33, 15,990.42 and 6,552.54

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Solution

The fourth proportional to 11,587.33, 15,990.42 and 6,552.54 is: 9,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.33 : 15,990.42 = 6,552.54 : x
  2. Step 2: Convert to fraction form
    11,587.33/15,990.42 = 6,552.54/x
  3. Step 3: Cross multiply
    11,587.33x = 15,990.42 × 6,552.54
  4. Step 4: Simplify right side
    11,587.33x = 104,777,800.19
  5. Step 5: Solve for x
    x = 104,777,800.19/11,587.33
  6. Step 6: Final answer
    x = 9,042.45

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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.