Home / 10,515.04-14,510.50-5,735.08

Finding the Fourth Proportional to 10,515.04, 14,510.50 and 5,735.08

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Solution

The fourth proportional to 10,515.04, 14,510.50 and 5,735.08 is: 7,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.04 : 14,510.50 = 5,735.08 : x
  2. Step 2: Convert to fraction form
    10,515.04/14,510.50 = 5,735.08/x
  3. Step 3: Cross multiply
    10,515.04x = 14,510.50 × 5,735.08
  4. Step 4: Simplify right side
    10,515.04x = 83,218,878.34
  5. Step 5: Solve for x
    x = 83,218,878.34/10,515.04
  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.