Home / 6,910.72-10,353.28-4,314.88

Finding the Fourth Proportional to 6,910.72, 10,353.28 and 4,314.88

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Solution

The fourth proportional to 6,910.72, 10,353.28 and 4,314.88 is: 6,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.72 : 10,353.28 = 4,314.88 : x
  2. Step 2: Convert to fraction form
    6,910.72/10,353.28 = 4,314.88/x
  3. Step 3: Cross multiply
    6,910.72x = 10,353.28 × 4,314.88
  4. Step 4: Simplify right side
    6,910.72x = 44,673,160.81
  5. Step 5: Solve for x
    x = 44,673,160.81/6,910.72
  6. Step 6: Final answer
    x = 6,464.33

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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.