Home / 6,928.82-10,430.68-6,326.18

Finding the Fourth Proportional to 6,928.82, 10,430.68 and 6,326.18

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Solution

The fourth proportional to 6,928.82, 10,430.68 and 6,326.18 is: 9,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.82 : 10,430.68 = 6,326.18 : x
  2. Step 2: Convert to fraction form
    6,928.82/10,430.68 = 6,326.18/x
  3. Step 3: Cross multiply
    6,928.82x = 10,430.68 × 6,326.18
  4. Step 4: Simplify right side
    6,928.82x = 65,986,359.20
  5. Step 5: Solve for x
    x = 65,986,359.20/6,928.82
  6. Step 6: Final answer
    x = 9,523.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.