Home / 11,166.07-16,761.41-6,491.35

Finding the Fourth Proportional to 11,166.07, 16,761.41 and 6,491.35

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Solution

The fourth proportional to 11,166.07, 16,761.41 and 6,491.35 is: 9,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.07 : 16,761.41 = 6,491.35 : x
  2. Step 2: Convert to fraction form
    11,166.07/16,761.41 = 6,491.35/x
  3. Step 3: Cross multiply
    11,166.07x = 16,761.41 × 6,491.35
  4. Step 4: Simplify right side
    11,166.07x = 108,804,178.80
  5. Step 5: Solve for x
    x = 108,804,178.80/11,166.07
  6. Step 6: Final answer
    x = 9,744.18

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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.