Home / 3,301.64-4,950.72-1,221.26

Finding the Fourth Proportional to 3,301.64, 4,950.72 and 1,221.26

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Solution

The fourth proportional to 3,301.64, 4,950.72 and 1,221.26 is: 1,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.64 : 4,950.72 = 1,221.26 : x
  2. Step 2: Convert to fraction form
    3,301.64/4,950.72 = 1,221.26/x
  3. Step 3: Cross multiply
    3,301.64x = 4,950.72 × 1,221.26
  4. Step 4: Simplify right side
    3,301.64x = 6,046,119.40
  5. Step 5: Solve for x
    x = 6,046,119.40/3,301.64
  6. Step 6: Final answer
    x = 1,831.24

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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.