Home / 11,137.16-15,368.70-6,100.45

Finding the Fourth Proportional to 11,137.16, 15,368.70 and 6,100.45

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Solution

The fourth proportional to 11,137.16, 15,368.70 and 6,100.45 is: 8,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.16 : 15,368.70 = 6,100.45 : x
  2. Step 2: Convert to fraction form
    11,137.16/15,368.70 = 6,100.45/x
  3. Step 3: Cross multiply
    11,137.16x = 15,368.70 × 6,100.45
  4. Step 4: Simplify right side
    11,137.16x = 93,755,985.92
  5. Step 5: Solve for x
    x = 93,755,985.92/11,137.16
  6. Step 6: Final answer
    x = 8,418.30

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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.