Home / 5,197.14-7,157.48-4,863.62

Finding the Fourth Proportional to 5,197.14, 7,157.48 and 4,863.62

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Solution

The fourth proportional to 5,197.14, 7,157.48 and 4,863.62 is: 6,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.14 : 7,157.48 = 4,863.62 : x
  2. Step 2: Convert to fraction form
    5,197.14/7,157.48 = 4,863.62/x
  3. Step 3: Cross multiply
    5,197.14x = 7,157.48 × 4,863.62
  4. Step 4: Simplify right side
    5,197.14x = 34,811,256.45
  5. Step 5: Solve for x
    x = 34,811,256.45/5,197.14
  6. Step 6: Final answer
    x = 6,698.16

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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.