Home / 7,946.01-11,920.39-3,268.59

Finding the Fourth Proportional to 7,946.01, 11,920.39 and 3,268.59

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Solution

The fourth proportional to 7,946.01, 11,920.39 and 3,268.59 is: 4,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.01 : 11,920.39 = 3,268.59 : x
  2. Step 2: Convert to fraction form
    7,946.01/11,920.39 = 3,268.59/x
  3. Step 3: Cross multiply
    7,946.01x = 11,920.39 × 3,268.59
  4. Step 4: Simplify right side
    7,946.01x = 38,962,867.55
  5. Step 5: Solve for x
    x = 38,962,867.55/7,946.01
  6. Step 6: Final answer
    x = 4,903.45

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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.