Home / 1,395.18-2,093.13-1,201.95

Finding the Fourth Proportional to 1,395.18, 2,093.13 and 1,201.95

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Solution

The fourth proportional to 1,395.18, 2,093.13 and 1,201.95 is: 1,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395.18 : 2,093.13 = 1,201.95 : x
  2. Step 2: Convert to fraction form
    1,395.18/2,093.13 = 1,201.95/x
  3. Step 3: Cross multiply
    1,395.18x = 2,093.13 × 1,201.95
  4. Step 4: Simplify right side
    1,395.18x = 2,515,837.60
  5. Step 5: Solve for x
    x = 2,515,837.60/1,395.18
  6. Step 6: Final answer
    x = 1,803.24

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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.