Home / 5,150.52-7,107.35-3,474.21

Finding the Fourth Proportional to 5,150.52, 7,107.35 and 3,474.21

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Solution

The fourth proportional to 5,150.52, 7,107.35 and 3,474.21 is: 4,794.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.52 : 7,107.35 = 3,474.21 : x
  2. Step 2: Convert to fraction form
    5,150.52/7,107.35 = 3,474.21/x
  3. Step 3: Cross multiply
    5,150.52x = 7,107.35 × 3,474.21
  4. Step 4: Simplify right side
    5,150.52x = 24,692,409.07
  5. Step 5: Solve for x
    x = 24,692,409.07/5,150.52
  6. Step 6: Final answer
    x = 4,794.16

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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.