Home / 3,785.92-5,224.65-2,214.93

Finding the Fourth Proportional to 3,785.92, 5,224.65 and 2,214.93

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Solution

The fourth proportional to 3,785.92, 5,224.65 and 2,214.93 is: 3,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.92 : 5,224.65 = 2,214.93 : x
  2. Step 2: Convert to fraction form
    3,785.92/5,224.65 = 2,214.93/x
  3. Step 3: Cross multiply
    3,785.92x = 5,224.65 × 2,214.93
  4. Step 4: Simplify right side
    3,785.92x = 11,572,234.02
  5. Step 5: Solve for x
    x = 11,572,234.02/3,785.92
  6. Step 6: Final answer
    x = 3,056.65

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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.