Home / 3,617.92-5,427.56-1,153.36

Finding the Fourth Proportional to 3,617.92, 5,427.56 and 1,153.36

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Solution

The fourth proportional to 3,617.92, 5,427.56 and 1,153.36 is: 1,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.92 : 5,427.56 = 1,153.36 : x
  2. Step 2: Convert to fraction form
    3,617.92/5,427.56 = 1,153.36/x
  3. Step 3: Cross multiply
    3,617.92x = 5,427.56 × 1,153.36
  4. Step 4: Simplify right side
    3,617.92x = 6,259,930.60
  5. Step 5: Solve for x
    x = 6,259,930.60/3,617.92
  6. Step 6: Final answer
    x = 1,730.26

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1.5x scale

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.