Home / 5,391.36-7,439.99-3,033.45

Finding the Fourth Proportional to 5,391.36, 7,439.99 and 3,033.45

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Solution

The fourth proportional to 5,391.36, 7,439.99 and 3,033.45 is: 4,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.36 : 7,439.99 = 3,033.45 : x
  2. Step 2: Convert to fraction form
    5,391.36/7,439.99 = 3,033.45/x
  3. Step 3: Cross multiply
    5,391.36x = 7,439.99 × 3,033.45
  4. Step 4: Simplify right side
    5,391.36x = 22,568,822.50
  5. Step 5: Solve for x
    x = 22,568,822.50/5,391.36
  6. Step 6: Final answer
    x = 4,186.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.