Home / 11,586.75-15,990.26-6,551.19

Finding the Fourth Proportional to 11,586.75, 15,990.26 and 6,551.19

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Solution

The fourth proportional to 11,586.75, 15,990.26 and 6,551.19 is: 9,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.75 : 15,990.26 = 6,551.19 : x
  2. Step 2: Convert to fraction form
    11,586.75/15,990.26 = 6,551.19/x
  3. Step 3: Cross multiply
    11,586.75x = 15,990.26 × 6,551.19
  4. Step 4: Simplify right side
    11,586.75x = 104,755,231.41
  5. Step 5: Solve for x
    x = 104,755,231.41/11,586.75
  6. Step 6: Final answer
    x = 9,040.95

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Double scale
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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.