Home / 5,529.06-7,629.93-3,171.15

Finding the Fourth Proportional to 5,529.06, 7,629.93 and 3,171.15

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Solution

The fourth proportional to 5,529.06, 7,629.93 and 3,171.15 is: 4,376.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.06 : 7,629.93 = 3,171.15 : x
  2. Step 2: Convert to fraction form
    5,529.06/7,629.93 = 3,171.15/x
  3. Step 3: Cross multiply
    5,529.06x = 7,629.93 × 3,171.15
  4. Step 4: Simplify right side
    5,529.06x = 24,195,652.52
  5. Step 5: Solve for x
    x = 24,195,652.52/5,529.06
  6. Step 6: Final answer
    x = 4,376.09

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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.