Home / 5,197.02-7,171.51-2,958.82

Finding the Fourth Proportional to 5,197.02, 7,171.51 and 2,958.82

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Solution

The fourth proportional to 5,197.02, 7,171.51 and 2,958.82 is: 4,082.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.02 : 7,171.51 = 2,958.82 : x
  2. Step 2: Convert to fraction form
    5,197.02/7,171.51 = 2,958.82/x
  3. Step 3: Cross multiply
    5,197.02x = 7,171.51 × 2,958.82
  4. Step 4: Simplify right side
    5,197.02x = 21,219,207.22
  5. Step 5: Solve for x
    x = 21,219,207.22/5,197.02
  6. Step 6: Final answer
    x = 4,082.96

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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.