Home / 9,320.68-13,976.70-3,475.72

Finding the Fourth Proportional to 9,320.68, 13,976.70 and 3,475.72

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Solution

The fourth proportional to 9,320.68, 13,976.70 and 3,475.72 is: 5,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.68 : 13,976.70 = 3,475.72 : x
  2. Step 2: Convert to fraction form
    9,320.68/13,976.70 = 3,475.72/x
  3. Step 3: Cross multiply
    9,320.68x = 13,976.70 × 3,475.72
  4. Step 4: Simplify right side
    9,320.68x = 48,579,095.72
  5. Step 5: Solve for x
    x = 48,579,095.72/9,320.68
  6. Step 6: Final answer
    x = 5,211.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.