Home / 7,172.53-10,758.50-2,493.60

Finding the Fourth Proportional to 7,172.53, 10,758.50 and 2,493.60

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Solution

The fourth proportional to 7,172.53, 10,758.50 and 2,493.60 is: 3,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172.53 : 10,758.50 = 2,493.60 : x
  2. Step 2: Convert to fraction form
    7,172.53/10,758.50 = 2,493.60/x
  3. Step 3: Cross multiply
    7,172.53x = 10,758.50 × 2,493.60
  4. Step 4: Simplify right side
    7,172.53x = 26,827,426.68
  5. Step 5: Solve for x
    x = 26,827,426.68/7,172.53
  6. Step 6: Final answer
    x = 3,740.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.