Home / 1,889.32-2,833.46-1,578.95

Finding the Fourth Proportional to 1,889.32, 2,833.46 and 1,578.95

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Solution

The fourth proportional to 1,889.32, 2,833.46 and 1,578.95 is: 2,368.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.32 : 2,833.46 = 1,578.95 : x
  2. Step 2: Convert to fraction form
    1,889.32/2,833.46 = 1,578.95/x
  3. Step 3: Cross multiply
    1,889.32x = 2,833.46 × 1,578.95
  4. Step 4: Simplify right side
    1,889.32x = 4,473,902.70
  5. Step 5: Solve for x
    x = 4,473,902.70/1,889.32
  6. Step 6: Final answer
    x = 2,368.00

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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.