Home / 7,795.80-10,757.68-4,258.28

Finding the Fourth Proportional to 7,795.80, 10,757.68 and 4,258.28

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Solution

The fourth proportional to 7,795.80, 10,757.68 and 4,258.28 is: 5,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.80 : 10,757.68 = 4,258.28 : x
  2. Step 2: Convert to fraction form
    7,795.80/10,757.68 = 4,258.28/x
  3. Step 3: Cross multiply
    7,795.80x = 10,757.68 × 4,258.28
  4. Step 4: Simplify right side
    7,795.80x = 45,809,213.59
  5. Step 5: Solve for x
    x = 45,809,213.59/7,795.80
  6. Step 6: Final answer
    x = 5,876.14

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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.