Home / 1,589.41-2,194.73-1,507.87

Finding the Fourth Proportional to 1,589.41, 2,194.73 and 1,507.87

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Solution

The fourth proportional to 1,589.41, 2,194.73 and 1,507.87 is: 2,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.41 : 2,194.73 = 1,507.87 : x
  2. Step 2: Convert to fraction form
    1,589.41/2,194.73 = 1,507.87/x
  3. Step 3: Cross multiply
    1,589.41x = 2,194.73 × 1,507.87
  4. Step 4: Simplify right side
    1,589.41x = 3,309,367.53
  5. Step 5: Solve for x
    x = 3,309,367.53/1,589.41
  6. Step 6: Final answer
    x = 2,082.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.