Home / 5,020.38-7,528.01-2,940.84

Finding the Fourth Proportional to 5,020.38, 7,528.01 and 2,940.84

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Solution

The fourth proportional to 5,020.38, 7,528.01 and 2,940.84 is: 4,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.38 : 7,528.01 = 2,940.84 : x
  2. Step 2: Convert to fraction form
    5,020.38/7,528.01 = 2,940.84/x
  3. Step 3: Cross multiply
    5,020.38x = 7,528.01 × 2,940.84
  4. Step 4: Simplify right side
    5,020.38x = 22,138,658.22
  5. Step 5: Solve for x
    x = 22,138,658.22/5,020.38
  6. Step 6: Final answer
    x = 4,409.76

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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.