Home / 6,906.10-10,359.15-5,350.90

Finding the Fourth Proportional to 6,906.10, 10,359.15 and 5,350.90

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Solution

The fourth proportional to 6,906.10, 10,359.15 and 5,350.90 is: 8,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.10 : 10,359.15 = 5,350.90 : x
  2. Step 2: Convert to fraction form
    6,906.10/10,359.15 = 5,350.90/x
  3. Step 3: Cross multiply
    6,906.10x = 10,359.15 × 5,350.90
  4. Step 4: Simplify right side
    6,906.10x = 55,430,775.74
  5. Step 5: Solve for x
    x = 55,430,775.74/6,906.10
  6. Step 6: Final answer
    x = 8,026.35

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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.