Home / 5,980.46-8,958.38-3,507.80

Finding the Fourth Proportional to 5,980.46, 8,958.38 and 3,507.80

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Solution

The fourth proportional to 5,980.46, 8,958.38 and 3,507.80 is: 5,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.46 : 8,958.38 = 3,507.80 : x
  2. Step 2: Convert to fraction form
    5,980.46/8,958.38 = 3,507.80/x
  3. Step 3: Cross multiply
    5,980.46x = 8,958.38 × 3,507.80
  4. Step 4: Simplify right side
    5,980.46x = 31,424,205.36
  5. Step 5: Solve for x
    x = 31,424,205.36/5,980.46
  6. Step 6: Final answer
    x = 5,254.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.