Home / 5,189.47-7,157.50-3,301.36

Finding the Fourth Proportional to 5,189.47, 7,157.50 and 3,301.36

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Solution

The fourth proportional to 5,189.47, 7,157.50 and 3,301.36 is: 4,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.47 : 7,157.50 = 3,301.36 : x
  2. Step 2: Convert to fraction form
    5,189.47/7,157.50 = 3,301.36/x
  3. Step 3: Cross multiply
    5,189.47x = 7,157.50 × 3,301.36
  4. Step 4: Simplify right side
    5,189.47x = 23,629,484.20
  5. Step 5: Solve for x
    x = 23,629,484.20/5,189.47
  6. Step 6: Final answer
    x = 4,553.35

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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.