Home / 1,436.60-2,156.52-950.60

Finding the Fourth Proportional to 1,436.60, 2,156.52 and 950.60

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Solution

The fourth proportional to 1,436.60, 2,156.52 and 950.60 is: 1,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436.60 : 2,156.52 = 950.60 : x
  2. Step 2: Convert to fraction form
    1,436.60/2,156.52 = 950.60/x
  3. Step 3: Cross multiply
    1,436.60x = 2,156.52 × 950.60
  4. Step 4: Simplify right side
    1,436.60x = 2,049,987.91
  5. Step 5: Solve for x
    x = 2,049,987.91/1,436.60
  6. Step 6: Final answer
    x = 1,426.97

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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.