Home / 5,204.28-7,805.24-1,505.68

Finding the Fourth Proportional to 5,204.28, 7,805.24 and 1,505.68

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Solution

The fourth proportional to 5,204.28, 7,805.24 and 1,505.68 is: 2,258.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.28 : 7,805.24 = 1,505.68 : x
  2. Step 2: Convert to fraction form
    5,204.28/7,805.24 = 1,505.68/x
  3. Step 3: Cross multiply
    5,204.28x = 7,805.24 × 1,505.68
  4. Step 4: Simplify right side
    5,204.28x = 11,752,193.76
  5. Step 5: Solve for x
    x = 11,752,193.76/5,204.28
  6. Step 6: Final answer
    x = 2,258.18

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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.