Home / 3,237.64-4,860.32-3,105.61

Finding the Fourth Proportional to 3,237.64, 4,860.32 and 3,105.61

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Solution

The fourth proportional to 3,237.64, 4,860.32 and 3,105.61 is: 4,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.64 : 4,860.32 = 3,105.61 : x
  2. Step 2: Convert to fraction form
    3,237.64/4,860.32 = 3,105.61/x
  3. Step 3: Cross multiply
    3,237.64x = 4,860.32 × 3,105.61
  4. Step 4: Simplify right side
    3,237.64x = 15,094,258.40
  5. Step 5: Solve for x
    x = 15,094,258.40/3,237.64
  6. Step 6: Final answer
    x = 4,662.12

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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.