Home / 11,040.19-16,544.19-5,118.89

Finding the Fourth Proportional to 11,040.19, 16,544.19 and 5,118.89

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Solution

The fourth proportional to 11,040.19, 16,544.19 and 5,118.89 is: 7,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.19 : 16,544.19 = 5,118.89 : x
  2. Step 2: Convert to fraction form
    11,040.19/16,544.19 = 5,118.89/x
  3. Step 3: Cross multiply
    11,040.19x = 16,544.19 × 5,118.89
  4. Step 4: Simplify right side
    11,040.19x = 84,687,848.87
  5. Step 5: Solve for x
    x = 84,687,848.87/11,040.19
  6. Step 6: Final answer
    x = 7,670.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.