Home / 9,296.17-12,826.81-5,318.62

Finding the Fourth Proportional to 9,296.17, 12,826.81 and 5,318.62

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Solution

The fourth proportional to 9,296.17, 12,826.81 and 5,318.62 is: 7,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296.17 : 12,826.81 = 5,318.62 : x
  2. Step 2: Convert to fraction form
    9,296.17/12,826.81 = 5,318.62/x
  3. Step 3: Cross multiply
    9,296.17x = 12,826.81 × 5,318.62
  4. Step 4: Simplify right side
    9,296.17x = 68,220,928.20
  5. Step 5: Solve for x
    x = 68,220,928.20/9,296.17
  6. Step 6: Final answer
    x = 7,338.61

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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.