Home / 7,818.33-10,778.17-4,832.47

Finding the Fourth Proportional to 7,818.33, 10,778.17 and 4,832.47

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Solution

The fourth proportional to 7,818.33, 10,778.17 and 4,832.47 is: 6,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818.33 : 10,778.17 = 4,832.47 : x
  2. Step 2: Convert to fraction form
    7,818.33/10,778.17 = 4,832.47/x
  3. Step 3: Cross multiply
    7,818.33x = 10,778.17 × 4,832.47
  4. Step 4: Simplify right side
    7,818.33x = 52,085,183.18
  5. Step 5: Solve for x
    x = 52,085,183.18/7,818.33
  6. Step 6: Final answer
    x = 6,661.93

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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.