Home / 11,134.89-15,366.12-6,166.89

Finding the Fourth Proportional to 11,134.89, 15,366.12 and 6,166.89

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Solution

The fourth proportional to 11,134.89, 15,366.12 and 6,166.89 is: 8,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.89 : 15,366.12 = 6,166.89 : x
  2. Step 2: Convert to fraction form
    11,134.89/15,366.12 = 6,166.89/x
  3. Step 3: Cross multiply
    11,134.89x = 15,366.12 × 6,166.89
  4. Step 4: Simplify right side
    11,134.89x = 94,761,171.77
  5. Step 5: Solve for x
    x = 94,761,171.77/11,134.89
  6. Step 6: Final answer
    x = 8,510.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.