Home / 11,126.88-15,355.02-6,091

Finding the Fourth Proportional to 11,126.88, 15,355.02 and 6,091

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Solution

The fourth proportional to 11,126.88, 15,355.02 and 6,091 is: 8,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.88 : 15,355.02 = 6,091 : x
  2. Step 2: Convert to fraction form
    11,126.88/15,355.02 = 6,091/x
  3. Step 3: Cross multiply
    11,126.88x = 15,355.02 × 6,091
  4. Step 4: Simplify right side
    11,126.88x = 93,527,426.82
  5. Step 5: Solve for x
    x = 93,527,426.82/11,126.88
  6. Step 6: Final answer
    x = 8,405.54

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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.