Home / 6,688.83-9,230.45-3,704.66

Finding the Fourth Proportional to 6,688.83, 9,230.45 and 3,704.66

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Solution

The fourth proportional to 6,688.83, 9,230.45 and 3,704.66 is: 5,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.83 : 9,230.45 = 3,704.66 : x
  2. Step 2: Convert to fraction form
    6,688.83/9,230.45 = 3,704.66/x
  3. Step 3: Cross multiply
    6,688.83x = 9,230.45 × 3,704.66
  4. Step 4: Simplify right side
    6,688.83x = 34,195,665.08
  5. Step 5: Solve for x
    x = 34,195,665.08/6,688.83
  6. Step 6: Final answer
    x = 5,112.35

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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.