Home / 6,563.34-9,057.78-3,910.86

Finding the Fourth Proportional to 6,563.34, 9,057.78 and 3,910.86

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Solution

The fourth proportional to 6,563.34, 9,057.78 and 3,910.86 is: 5,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.34 : 9,057.78 = 3,910.86 : x
  2. Step 2: Convert to fraction form
    6,563.34/9,057.78 = 3,910.86/x
  3. Step 3: Cross multiply
    6,563.34x = 9,057.78 × 3,910.86
  4. Step 4: Simplify right side
    6,563.34x = 35,423,709.49
  5. Step 5: Solve for x
    x = 35,423,709.49/6,563.34
  6. Step 6: Final answer
    x = 5,397.21

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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.