Home / 6,845.50-9,446.79-3,701.69

Finding the Fourth Proportional to 6,845.50, 9,446.79 and 3,701.69

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Solution

The fourth proportional to 6,845.50, 9,446.79 and 3,701.69 is: 5,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.50 : 9,446.79 = 3,701.69 : x
  2. Step 2: Convert to fraction form
    6,845.50/9,446.79 = 3,701.69/x
  3. Step 3: Cross multiply
    6,845.50x = 9,446.79 × 3,701.69
  4. Step 4: Simplify right side
    6,845.50x = 34,969,088.08
  5. Step 5: Solve for x
    x = 34,969,088.08/6,845.50
  6. Step 6: Final answer
    x = 5,108.33

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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.