Home / 1,432.77-2,145.51-944.34

Finding the Fourth Proportional to 1,432.77, 2,145.51 and 944.34

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Solution

The fourth proportional to 1,432.77, 2,145.51 and 944.34 is: 1,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.77 : 2,145.51 = 944.34 : x
  2. Step 2: Convert to fraction form
    1,432.77/2,145.51 = 944.34/x
  3. Step 3: Cross multiply
    1,432.77x = 2,145.51 × 944.34
  4. Step 4: Simplify right side
    1,432.77x = 2,026,087.37
  5. Step 5: Solve for x
    x = 2,026,087.37/1,432.77
  6. Step 6: Final answer
    x = 1,414.11

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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.