Home / 2,395.64-3,583.19-1,997.87

Finding the Fourth Proportional to 2,395.64, 3,583.19 and 1,997.87

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Solution

The fourth proportional to 2,395.64, 3,583.19 and 1,997.87 is: 2,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.64 : 3,583.19 = 1,997.87 : x
  2. Step 2: Convert to fraction form
    2,395.64/3,583.19 = 1,997.87/x
  3. Step 3: Cross multiply
    2,395.64x = 3,583.19 × 1,997.87
  4. Step 4: Simplify right side
    2,395.64x = 7,158,761.76
  5. Step 5: Solve for x
    x = 7,158,761.76/2,395.64
  6. Step 6: Final answer
    x = 2,988.25

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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.