Home / 3,735.36-5,132.88-3,113.28

Finding the Fourth Proportional to 3,735.36, 5,132.88 and 3,113.28

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Solution

The fourth proportional to 3,735.36, 5,132.88 and 3,113.28 is: 4,278.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.36 : 5,132.88 = 3,113.28 : x
  2. Step 2: Convert to fraction form
    3,735.36/5,132.88 = 3,113.28/x
  3. Step 3: Cross multiply
    3,735.36x = 5,132.88 × 3,113.28
  4. Step 4: Simplify right side
    3,735.36x = 15,980,092.65
  5. Step 5: Solve for x
    x = 15,980,092.65/3,735.36
  6. Step 6: Final answer
    x = 4,278.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.