Home / 1,794.78-2,688.39-1,360.62

Finding the Fourth Proportional to 1,794.78, 2,688.39 and 1,360.62

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Solution

The fourth proportional to 1,794.78, 2,688.39 and 1,360.62 is: 2,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.78 : 2,688.39 = 1,360.62 : x
  2. Step 2: Convert to fraction form
    1,794.78/2,688.39 = 1,360.62/x
  3. Step 3: Cross multiply
    1,794.78x = 2,688.39 × 1,360.62
  4. Step 4: Simplify right side
    1,794.78x = 3,657,877.20
  5. Step 5: Solve for x
    x = 3,657,877.20/1,794.78
  6. Step 6: Final answer
    x = 2,038.06

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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.