Home / 2,803.47-4,197.03-2,185.29

Finding the Fourth Proportional to 2,803.47, 4,197.03 and 2,185.29

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Solution

The fourth proportional to 2,803.47, 4,197.03 and 2,185.29 is: 3,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.47 : 4,197.03 = 2,185.29 : x
  2. Step 2: Convert to fraction form
    2,803.47/4,197.03 = 2,185.29/x
  3. Step 3: Cross multiply
    2,803.47x = 4,197.03 × 2,185.29
  4. Step 4: Simplify right side
    2,803.47x = 9,171,727.69
  5. Step 5: Solve for x
    x = 9,171,727.69/2,803.47
  6. Step 6: Final answer
    x = 3,271.56

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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.