Home / 9,730.92-13,414.67-6,931.56

Finding the Fourth Proportional to 9,730.92, 13,414.67 and 6,931.56

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Solution

The fourth proportional to 9,730.92, 13,414.67 and 6,931.56 is: 9,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.92 : 13,414.67 = 6,931.56 : x
  2. Step 2: Convert to fraction form
    9,730.92/13,414.67 = 6,931.56/x
  3. Step 3: Cross multiply
    9,730.92x = 13,414.67 × 6,931.56
  4. Step 4: Simplify right side
    9,730.92x = 92,984,589.99
  5. Step 5: Solve for x
    x = 92,984,589.99/9,730.92
  6. Step 6: Final answer
    x = 9,555.58

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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.