Home / 5,391.52-7,440.34-3,033.68

Finding the Fourth Proportional to 5,391.52, 7,440.34 and 3,033.68

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Solution

The fourth proportional to 5,391.52, 7,440.34 and 3,033.68 is: 4,186.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.52 : 7,440.34 = 3,033.68 : x
  2. Step 2: Convert to fraction form
    5,391.52/7,440.34 = 3,033.68/x
  3. Step 3: Cross multiply
    5,391.52x = 7,440.34 × 3,033.68
  4. Step 4: Simplify right side
    5,391.52x = 22,571,610.65
  5. Step 5: Solve for x
    x = 22,571,610.65/5,391.52
  6. Step 6: Final answer
    x = 4,186.50

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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.