Home / 1,889.28-2,834.46-590.70

Finding the Fourth Proportional to 1,889.28, 2,834.46 and 590.70

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Solution

The fourth proportional to 1,889.28, 2,834.46 and 590.70 is: 886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.28 : 2,834.46 = 590.70 : x
  2. Step 2: Convert to fraction form
    1,889.28/2,834.46 = 590.70/x
  3. Step 3: Cross multiply
    1,889.28x = 2,834.46 × 590.70
  4. Step 4: Simplify right side
    1,889.28x = 1,674,315.52
  5. Step 5: Solve for x
    x = 1,674,315.52/1,889.28
  6. Step 6: Final answer
    x = 886.22

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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.