Home / 8,301.15-11,443.68-6,529.68

Finding the Fourth Proportional to 8,301.15, 11,443.68 and 6,529.68

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Solution

The fourth proportional to 8,301.15, 11,443.68 and 6,529.68 is: 9,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.15 : 11,443.68 = 6,529.68 : x
  2. Step 2: Convert to fraction form
    8,301.15/11,443.68 = 6,529.68/x
  3. Step 3: Cross multiply
    8,301.15x = 11,443.68 × 6,529.68
  4. Step 4: Simplify right side
    8,301.15x = 74,723,568.42
  5. Step 5: Solve for x
    x = 74,723,568.42/8,301.15
  6. Step 6: Final answer
    x = 9,001.59

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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.