Home / 11,284.91-16,931.41-5,044.40

Finding the Fourth Proportional to 11,284.91, 16,931.41 and 5,044.40

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Solution

The fourth proportional to 11,284.91, 16,931.41 and 5,044.40 is: 7,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.91 : 16,931.41 = 5,044.40 : x
  2. Step 2: Convert to fraction form
    11,284.91/16,931.41 = 5,044.40/x
  3. Step 3: Cross multiply
    11,284.91x = 16,931.41 × 5,044.40
  4. Step 4: Simplify right side
    11,284.91x = 85,408,707.34
  5. Step 5: Solve for x
    x = 85,408,707.34/11,284.91
  6. Step 6: Final answer
    x = 7,568.40

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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.