Home / 6,346.28-8,757.38-3,551.40

Finding the Fourth Proportional to 6,346.28, 8,757.38 and 3,551.40

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Solution

The fourth proportional to 6,346.28, 8,757.38 and 3,551.40 is: 4,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.28 : 8,757.38 = 3,551.40 : x
  2. Step 2: Convert to fraction form
    6,346.28/8,757.38 = 3,551.40/x
  3. Step 3: Cross multiply
    6,346.28x = 8,757.38 × 3,551.40
  4. Step 4: Simplify right side
    6,346.28x = 31,100,959.33
  5. Step 5: Solve for x
    x = 31,100,959.33/6,346.28
  6. Step 6: Final answer
    x = 4,900.66

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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.