Home / 5,021.78-7,532.73-1,903.23

Finding the Fourth Proportional to 5,021.78, 7,532.73 and 1,903.23

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Solution

The fourth proportional to 5,021.78, 7,532.73 and 1,903.23 is: 2,854.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.78 : 7,532.73 = 1,903.23 : x
  2. Step 2: Convert to fraction form
    5,021.78/7,532.73 = 1,903.23/x
  3. Step 3: Cross multiply
    5,021.78x = 7,532.73 × 1,903.23
  4. Step 4: Simplify right side
    5,021.78x = 14,336,517.72
  5. Step 5: Solve for x
    x = 14,336,517.72/5,021.78
  6. Step 6: Final answer
    x = 2,854.87

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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.