Home / 3,258.26-4,887.60-1,310.22

Finding the Fourth Proportional to 3,258.26, 4,887.60 and 1,310.22

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Solution

The fourth proportional to 3,258.26, 4,887.60 and 1,310.22 is: 1,965.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.26 : 4,887.60 = 1,310.22 : x
  2. Step 2: Convert to fraction form
    3,258.26/4,887.60 = 1,310.22/x
  3. Step 3: Cross multiply
    3,258.26x = 4,887.60 × 1,310.22
  4. Step 4: Simplify right side
    3,258.26x = 6,403,831.27
  5. Step 5: Solve for x
    x = 6,403,831.27/3,258.26
  6. Step 6: Final answer
    x = 1,965.41

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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.