Home / 10,515.08-14,510.61-5,735.06

Finding the Fourth Proportional to 10,515.08, 14,510.61 and 5,735.06

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Solution

The fourth proportional to 10,515.08, 14,510.61 and 5,735.06 is: 7,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.08 : 14,510.61 = 5,735.06 : x
  2. Step 2: Convert to fraction form
    10,515.08/14,510.61 = 5,735.06/x
  3. Step 3: Cross multiply
    10,515.08x = 14,510.61 × 5,735.06
  4. Step 4: Simplify right side
    10,515.08x = 83,219,146.43
  5. Step 5: Solve for x
    x = 83,219,146.43/10,515.08
  6. Step 6: Final answer
    x = 7,914.27

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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.