Home / 9,299.26-12,833.20-5,320.74

Finding the Fourth Proportional to 9,299.26, 12,833.20 and 5,320.74

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Solution

The fourth proportional to 9,299.26, 12,833.20 and 5,320.74 is: 7,342.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.26 : 12,833.20 = 5,320.74 : x
  2. Step 2: Convert to fraction form
    9,299.26/12,833.20 = 5,320.74/x
  3. Step 3: Cross multiply
    9,299.26x = 12,833.20 × 5,320.74
  4. Step 4: Simplify right side
    9,299.26x = 68,282,120.57
  5. Step 5: Solve for x
    x = 68,282,120.57/9,299.26
  6. Step 6: Final answer
    x = 7,342.75

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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.