Home / 5,391.27-7,440.69-3,267.65

Finding the Fourth Proportional to 5,391.27, 7,440.69 and 3,267.65

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Solution

The fourth proportional to 5,391.27, 7,440.69 and 3,267.65 is: 4,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.27 : 7,440.69 = 3,267.65 : x
  2. Step 2: Convert to fraction form
    5,391.27/7,440.69 = 3,267.65/x
  3. Step 3: Cross multiply
    5,391.27x = 7,440.69 × 3,267.65
  4. Step 4: Simplify right side
    5,391.27x = 24,313,533.48
  5. Step 5: Solve for x
    x = 24,313,533.48/5,391.27
  6. Step 6: Final answer
    x = 4,509.80

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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.