Home / 2,745.04-4,118.28-797.40

Finding the Fourth Proportional to 2,745.04, 4,118.28 and 797.40

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Solution

The fourth proportional to 2,745.04, 4,118.28 and 797.40 is: 1,196.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.04 : 4,118.28 = 797.40 : x
  2. Step 2: Convert to fraction form
    2,745.04/4,118.28 = 797.40/x
  3. Step 3: Cross multiply
    2,745.04x = 4,118.28 × 797.40
  4. Step 4: Simplify right side
    2,745.04x = 3,283,916.47
  5. Step 5: Solve for x
    x = 3,283,916.47/2,745.04
  6. Step 6: Final answer
    x = 1,196.31

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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.