Home / 5,509.66-7,601.18-3,150.54

Finding the Fourth Proportional to 5,509.66, 7,601.18 and 3,150.54

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Solution

The fourth proportional to 5,509.66, 7,601.18 and 3,150.54 is: 4,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.66 : 7,601.18 = 3,150.54 : x
  2. Step 2: Convert to fraction form
    5,509.66/7,601.18 = 3,150.54/x
  3. Step 3: Cross multiply
    5,509.66x = 7,601.18 × 3,150.54
  4. Step 4: Simplify right side
    5,509.66x = 23,947,821.64
  5. Step 5: Solve for x
    x = 23,947,821.64/5,509.66
  6. Step 6: Final answer
    x = 4,346.52

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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.