Home / 11,040.13-15,235.45-6,004.40

Finding the Fourth Proportional to 11,040.13, 15,235.45 and 6,004.40

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Solution

The fourth proportional to 11,040.13, 15,235.45 and 6,004.40 is: 8,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.13 : 15,235.45 = 6,004.40 : x
  2. Step 2: Convert to fraction form
    11,040.13/15,235.45 = 6,004.40/x
  3. Step 3: Cross multiply
    11,040.13x = 15,235.45 × 6,004.40
  4. Step 4: Simplify right side
    11,040.13x = 91,479,759.06
  5. Step 5: Solve for x
    x = 91,479,759.06/11,040.13
  6. Step 6: Final answer
    x = 8,286.11

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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.