Home / 11,040.81-15,236.42-6,005.13

Finding the Fourth Proportional to 11,040.81, 15,236.42 and 6,005.13

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Solution

The fourth proportional to 11,040.81, 15,236.42 and 6,005.13 is: 8,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.81 : 15,236.42 = 6,005.13 : x
  2. Step 2: Convert to fraction form
    11,040.81/15,236.42 = 6,005.13/x
  3. Step 3: Cross multiply
    11,040.81x = 15,236.42 × 6,005.13
  4. Step 4: Simplify right side
    11,040.81x = 91,496,682.83
  5. Step 5: Solve for x
    x = 91,496,682.83/11,040.81
  6. Step 6: Final answer
    x = 8,287.13

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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.