Home / 5,118.56-7,062.62-3,704.46

Finding the Fourth Proportional to 5,118.56, 7,062.62 and 3,704.46

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Solution

The fourth proportional to 5,118.56, 7,062.62 and 3,704.46 is: 5,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.56 : 7,062.62 = 3,704.46 : x
  2. Step 2: Convert to fraction form
    5,118.56/7,062.62 = 3,704.46/x
  3. Step 3: Cross multiply
    5,118.56x = 7,062.62 × 3,704.46
  4. Step 4: Simplify right side
    5,118.56x = 26,163,193.29
  5. Step 5: Solve for x
    x = 26,163,193.29/5,118.56
  6. Step 6: Final answer
    x = 5,111.44

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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.