Home / 10,133.98-13,983.46-5,657.11

Finding the Fourth Proportional to 10,133.98, 13,983.46 and 5,657.11

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Solution

The fourth proportional to 10,133.98, 13,983.46 and 5,657.11 is: 7,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.98 : 13,983.46 = 5,657.11 : x
  2. Step 2: Convert to fraction form
    10,133.98/13,983.46 = 5,657.11/x
  3. Step 3: Cross multiply
    10,133.98x = 13,983.46 × 5,657.11
  4. Step 4: Simplify right side
    10,133.98x = 79,105,971.40
  5. Step 5: Solve for x
    x = 79,105,971.40/10,133.98
  6. Step 6: Final answer
    x = 7,806.01

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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.