Home / 5,020.46-7,528.35-2,679.83

Finding the Fourth Proportional to 5,020.46, 7,528.35 and 2,679.83

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Solution

The fourth proportional to 5,020.46, 7,528.35 and 2,679.83 is: 4,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.46 : 7,528.35 = 2,679.83 : x
  2. Step 2: Convert to fraction form
    5,020.46/7,528.35 = 2,679.83/x
  3. Step 3: Cross multiply
    5,020.46x = 7,528.35 × 2,679.83
  4. Step 4: Simplify right side
    5,020.46x = 20,174,698.18
  5. Step 5: Solve for x
    x = 20,174,698.18/5,020.46
  6. Step 6: Final answer
    x = 4,018.50

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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.