Home / 11,148.93-15,385.68-6,113.07

Finding the Fourth Proportional to 11,148.93, 15,385.68 and 6,113.07

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Solution

The fourth proportional to 11,148.93, 15,385.68 and 6,113.07 is: 8,436.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.93 : 15,385.68 = 6,113.07 : x
  2. Step 2: Convert to fraction form
    11,148.93/15,385.68 = 6,113.07/x
  3. Step 3: Cross multiply
    11,148.93x = 15,385.68 × 6,113.07
  4. Step 4: Simplify right side
    11,148.93x = 94,053,738.84
  5. Step 5: Solve for x
    x = 94,053,738.84/11,148.93
  6. Step 6: Final answer
    x = 8,436.12

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