Home / 9,299.68-12,833.40-5,107.84

Finding the Fourth Proportional to 9,299.68, 12,833.40 and 5,107.84

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Solution

The fourth proportional to 9,299.68, 12,833.40 and 5,107.84 is: 7,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.68 : 12,833.40 = 5,107.84 : x
  2. Step 2: Convert to fraction form
    9,299.68/12,833.40 = 5,107.84/x
  3. Step 3: Cross multiply
    9,299.68x = 12,833.40 × 5,107.84
  4. Step 4: Simplify right side
    9,299.68x = 65,550,953.86
  5. Step 5: Solve for x
    x = 65,550,953.86/9,299.68
  6. Step 6: Final answer
    x = 7,048.73

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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.