Home / 4,916.49-6,831.89-4,865.92

Finding the Fourth Proportional to 4,916.49, 6,831.89 and 4,865.92

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Solution

The fourth proportional to 4,916.49, 6,831.89 and 4,865.92 is: 6,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.49 : 6,831.89 = 4,865.92 : x
  2. Step 2: Convert to fraction form
    4,916.49/6,831.89 = 4,865.92/x
  3. Step 3: Cross multiply
    4,916.49x = 6,831.89 × 4,865.92
  4. Step 4: Simplify right side
    4,916.49x = 33,243,388.78
  5. Step 5: Solve for x
    x = 33,243,388.78/4,916.49
  6. Step 6: Final answer
    x = 6,761.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.