Home / 1,444.20-2,160.81-795.39

Finding the Fourth Proportional to 1,444.20, 2,160.81 and 795.39

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Solution

The fourth proportional to 1,444.20, 2,160.81 and 795.39 is: 1,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.20 : 2,160.81 = 795.39 : x
  2. Step 2: Convert to fraction form
    1,444.20/2,160.81 = 795.39/x
  3. Step 3: Cross multiply
    1,444.20x = 2,160.81 × 795.39
  4. Step 4: Simplify right side
    1,444.20x = 1,718,686.67
  5. Step 5: Solve for x
    x = 1,718,686.67/1,444.20
  6. Step 6: Final answer
    x = 1,190.06

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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.