Home / 5,477.60-7,557.96-3,239.54

Finding the Fourth Proportional to 5,477.60, 7,557.96 and 3,239.54

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Solution

The fourth proportional to 5,477.60, 7,557.96 and 3,239.54 is: 4,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.60 : 7,557.96 = 3,239.54 : x
  2. Step 2: Convert to fraction form
    5,477.60/7,557.96 = 3,239.54/x
  3. Step 3: Cross multiply
    5,477.60x = 7,557.96 × 3,239.54
  4. Step 4: Simplify right side
    5,477.60x = 24,484,313.74
  5. Step 5: Solve for x
    x = 24,484,313.74/5,477.60
  6. Step 6: Final answer
    x = 4,469.90

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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.