Home / 6,707.39-9,265.52-6,379.34

Finding the Fourth Proportional to 6,707.39, 9,265.52 and 6,379.34

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Solution

The fourth proportional to 6,707.39, 9,265.52 and 6,379.34 is: 8,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.39 : 9,265.52 = 6,379.34 : x
  2. Step 2: Convert to fraction form
    6,707.39/9,265.52 = 6,379.34/x
  3. Step 3: Cross multiply
    6,707.39x = 9,265.52 × 6,379.34
  4. Step 4: Simplify right side
    6,707.39x = 59,107,871.98
  5. Step 5: Solve for x
    x = 59,107,871.98/6,707.39
  6. Step 6: Final answer
    x = 8,812.36

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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.