Home / 11,134.88-16,690.24-5,574.81

Finding the Fourth Proportional to 11,134.88, 16,690.24 and 5,574.81

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Solution

The fourth proportional to 11,134.88, 16,690.24 and 5,574.81 is: 8,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.88 : 16,690.24 = 5,574.81 : x
  2. Step 2: Convert to fraction form
    11,134.88/16,690.24 = 5,574.81/x
  3. Step 3: Cross multiply
    11,134.88x = 16,690.24 × 5,574.81
  4. Step 4: Simplify right side
    11,134.88x = 93,044,986.41
  5. Step 5: Solve for x
    x = 93,044,986.41/11,134.88
  6. Step 6: Final answer
    x = 8,356.17

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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.