Home / 5,628.25-7,767.03-3,270.52

Finding the Fourth Proportional to 5,628.25, 7,767.03 and 3,270.52

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Solution

The fourth proportional to 5,628.25, 7,767.03 and 3,270.52 is: 4,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.25 : 7,767.03 = 3,270.52 : x
  2. Step 2: Convert to fraction form
    5,628.25/7,767.03 = 3,270.52/x
  3. Step 3: Cross multiply
    5,628.25x = 7,767.03 × 3,270.52
  4. Step 4: Simplify right side
    5,628.25x = 25,402,226.96
  5. Step 5: Solve for x
    x = 25,402,226.96/5,628.25
  6. Step 6: Final answer
    x = 4,513.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.