Home / 5,196.50-7,170.36-2,958.48

Finding the Fourth Proportional to 5,196.50, 7,170.36 and 2,958.48

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Solution

The fourth proportional to 5,196.50, 7,170.36 and 2,958.48 is: 4,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,196.50 : 7,170.36 = 2,958.48 : x
  2. Step 2: Convert to fraction form
    5,196.50/7,170.36 = 2,958.48/x
  3. Step 3: Cross multiply
    5,196.50x = 7,170.36 × 2,958.48
  4. Step 4: Simplify right side
    5,196.50x = 21,213,366.65
  5. Step 5: Solve for x
    x = 21,213,366.65/5,196.50
  6. Step 6: Final answer
    x = 4,082.24

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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.