Home / 5,391.56-7,440.36-3,295.69

Finding the Fourth Proportional to 5,391.56, 7,440.36 and 3,295.69

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Solution

The fourth proportional to 5,391.56, 7,440.36 and 3,295.69 is: 4,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.56 : 7,440.36 = 3,295.69 : x
  2. Step 2: Convert to fraction form
    5,391.56/7,440.36 = 3,295.69/x
  3. Step 3: Cross multiply
    5,391.56x = 7,440.36 × 3,295.69
  4. Step 4: Simplify right side
    5,391.56x = 24,521,089.09
  5. Step 5: Solve for x
    x = 24,521,089.09/5,391.56
  6. Step 6: Final answer
    x = 4,548.05

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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.