Home / 1,589.97-2,191.36-1,341.93

Finding the Fourth Proportional to 1,589.97, 2,191.36 and 1,341.93

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Solution

The fourth proportional to 1,589.97, 2,191.36 and 1,341.93 is: 1,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.97 : 2,191.36 = 1,341.93 : x
  2. Step 2: Convert to fraction form
    1,589.97/2,191.36 = 1,341.93/x
  3. Step 3: Cross multiply
    1,589.97x = 2,191.36 × 1,341.93
  4. Step 4: Simplify right side
    1,589.97x = 2,940,651.72
  5. Step 5: Solve for x
    x = 2,940,651.72/1,589.97
  6. Step 6: Final answer
    x = 1,849.50

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1.5x scale

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.