Home / 8,403.27-11,596.81-4,818.78

Finding the Fourth Proportional to 8,403.27, 11,596.81 and 4,818.78

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Solution

The fourth proportional to 8,403.27, 11,596.81 and 4,818.78 is: 6,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.27 : 11,596.81 = 4,818.78 : x
  2. Step 2: Convert to fraction form
    8,403.27/11,596.81 = 4,818.78/x
  3. Step 3: Cross multiply
    8,403.27x = 11,596.81 × 4,818.78
  4. Step 4: Simplify right side
    8,403.27x = 55,882,476.09
  5. Step 5: Solve for x
    x = 55,882,476.09/8,403.27
  6. Step 6: Final answer
    x = 6,650.09

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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.