Home / 7,512.25-10,366.92-4,200.25

Finding the Fourth Proportional to 7,512.25, 10,366.92 and 4,200.25

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Solution

The fourth proportional to 7,512.25, 10,366.92 and 4,200.25 is: 5,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.25 : 10,366.92 = 4,200.25 : x
  2. Step 2: Convert to fraction form
    7,512.25/10,366.92 = 4,200.25/x
  3. Step 3: Cross multiply
    7,512.25x = 10,366.92 × 4,200.25
  4. Step 4: Simplify right side
    7,512.25x = 43,543,655.73
  5. Step 5: Solve for x
    x = 43,543,655.73/7,512.25
  6. Step 6: Final answer
    x = 5,796.35

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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.