Home / 6,183.78-8,545.26-4,688.93

Finding the Fourth Proportional to 6,183.78, 8,545.26 and 4,688.93

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Solution

The fourth proportional to 6,183.78, 8,545.26 and 4,688.93 is: 6,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,183.78 : 8,545.26 = 4,688.93 : x
  2. Step 2: Convert to fraction form
    6,183.78/8,545.26 = 4,688.93/x
  3. Step 3: Cross multiply
    6,183.78x = 8,545.26 × 4,688.93
  4. Step 4: Simplify right side
    6,183.78x = 40,068,125.97
  5. Step 5: Solve for x
    x = 40,068,125.97/6,183.78
  6. Step 6: Final answer
    x = 6,479.55

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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.