Home / 10,811.07-16,217.29-4,569.92

Finding the Fourth Proportional to 10,811.07, 16,217.29 and 4,569.92

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Solution

The fourth proportional to 10,811.07, 16,217.29 and 4,569.92 is: 6,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.07 : 16,217.29 = 4,569.92 : x
  2. Step 2: Convert to fraction form
    10,811.07/16,217.29 = 4,569.92/x
  3. Step 3: Cross multiply
    10,811.07x = 16,217.29 × 4,569.92
  4. Step 4: Simplify right side
    10,811.07x = 74,111,690.50
  5. Step 5: Solve for x
    x = 74,111,690.50/10,811.07
  6. Step 6: Final answer
    x = 6,855.17

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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.