Home / 4,640.11-6,951.19-2,885.81

Finding the Fourth Proportional to 4,640.11, 6,951.19 and 2,885.81

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Solution

The fourth proportional to 4,640.11, 6,951.19 and 2,885.81 is: 4,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.11 : 6,951.19 = 2,885.81 : x
  2. Step 2: Convert to fraction form
    4,640.11/6,951.19 = 2,885.81/x
  3. Step 3: Cross multiply
    4,640.11x = 6,951.19 × 2,885.81
  4. Step 4: Simplify right side
    4,640.11x = 20,059,813.61
  5. Step 5: Solve for x
    x = 20,059,813.61/4,640.11
  6. Step 6: Final answer
    x = 4,323.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.