Home / 1,815.59-2,724.41-1,557.24

Finding the Fourth Proportional to 1,815.59, 2,724.41 and 1,557.24

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Solution

The fourth proportional to 1,815.59, 2,724.41 and 1,557.24 is: 2,336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815.59 : 2,724.41 = 1,557.24 : x
  2. Step 2: Convert to fraction form
    1,815.59/2,724.41 = 1,557.24/x
  3. Step 3: Cross multiply
    1,815.59x = 2,724.41 × 1,557.24
  4. Step 4: Simplify right side
    1,815.59x = 4,242,552.44
  5. Step 5: Solve for x
    x = 4,242,552.44/1,815.59
  6. Step 6: Final answer
    x = 2,336.74

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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.