Home / 5,107.92-7,051.88-3,342.60

Finding the Fourth Proportional to 5,107.92, 7,051.88 and 3,342.60

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Solution

The fourth proportional to 5,107.92, 7,051.88 and 3,342.60 is: 4,614.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.92 : 7,051.88 = 3,342.60 : x
  2. Step 2: Convert to fraction form
    5,107.92/7,051.88 = 3,342.60/x
  3. Step 3: Cross multiply
    5,107.92x = 7,051.88 × 3,342.60
  4. Step 4: Simplify right side
    5,107.92x = 23,571,597.38
  5. Step 5: Solve for x
    x = 23,571,597.38/5,107.92
  6. Step 6: Final answer
    x = 4,614.72

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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.