Home / 3,785.32-5,224.88-2,459.12

Finding the Fourth Proportional to 3,785.32, 5,224.88 and 2,459.12

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Solution

The fourth proportional to 3,785.32, 5,224.88 and 2,459.12 is: 3,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.32 : 5,224.88 = 2,459.12 : x
  2. Step 2: Convert to fraction form
    3,785.32/5,224.88 = 2,459.12/x
  3. Step 3: Cross multiply
    3,785.32x = 5,224.88 × 2,459.12
  4. Step 4: Simplify right side
    3,785.32x = 12,848,606.91
  5. Step 5: Solve for x
    x = 12,848,606.91/3,785.32
  6. Step 6: Final answer
    x = 3,394.33

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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.