Home / 5,231.47-7,845.07-2,598.03

Finding the Fourth Proportional to 5,231.47, 7,845.07 and 2,598.03

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Solution

The fourth proportional to 5,231.47, 7,845.07 and 2,598.03 is: 3,895.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.47 : 7,845.07 = 2,598.03 : x
  2. Step 2: Convert to fraction form
    5,231.47/7,845.07 = 2,598.03/x
  3. Step 3: Cross multiply
    5,231.47x = 7,845.07 × 2,598.03
  4. Step 4: Simplify right side
    5,231.47x = 20,381,727.21
  5. Step 5: Solve for x
    x = 20,381,727.21/5,231.47
  6. Step 6: Final answer
    x = 3,895.98

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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.