Home / 1,589.29-2,191.46-1,300.95

Finding the Fourth Proportional to 1,589.29, 2,191.46 and 1,300.95

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Solution

The fourth proportional to 1,589.29, 2,191.46 and 1,300.95 is: 1,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.29 : 2,191.46 = 1,300.95 : x
  2. Step 2: Convert to fraction form
    1,589.29/2,191.46 = 1,300.95/x
  3. Step 3: Cross multiply
    1,589.29x = 2,191.46 × 1,300.95
  4. Step 4: Simplify right side
    1,589.29x = 2,850,973.38
  5. Step 5: Solve for x
    x = 2,850,973.38/1,589.29
  6. Step 6: Final answer
    x = 1,793.87

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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.