Home / 5,115.54-7,059.60-3,323.46

Finding the Fourth Proportional to 5,115.54, 7,059.60 and 3,323.46

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Solution

The fourth proportional to 5,115.54, 7,059.60 and 3,323.46 is: 4,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115.54 : 7,059.60 = 3,323.46 : x
  2. Step 2: Convert to fraction form
    5,115.54/7,059.60 = 3,323.46/x
  3. Step 3: Cross multiply
    5,115.54x = 7,059.60 × 3,323.46
  4. Step 4: Simplify right side
    5,115.54x = 23,462,298.22
  5. Step 5: Solve for x
    x = 23,462,298.22/5,115.54
  6. Step 6: Final answer
    x = 4,586.48

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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.