Home / 5,021.46-7,529.84-2,680.84

Finding the Fourth Proportional to 5,021.46, 7,529.84 and 2,680.84

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Solution

The fourth proportional to 5,021.46, 7,529.84 and 2,680.84 is: 4,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.46 : 7,529.84 = 2,680.84 : x
  2. Step 2: Convert to fraction form
    5,021.46/7,529.84 = 2,680.84/x
  3. Step 3: Cross multiply
    5,021.46x = 7,529.84 × 2,680.84
  4. Step 4: Simplify right side
    5,021.46x = 20,186,296.27
  5. Step 5: Solve for x
    x = 20,186,296.27/5,021.46
  6. Step 6: Final answer
    x = 4,020.01

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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.