Home / 3,354.71-5,030.66-1,274.31

Finding the Fourth Proportional to 3,354.71, 5,030.66 and 1,274.31

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Solution

The fourth proportional to 3,354.71, 5,030.66 and 1,274.31 is: 1,910.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.71 : 5,030.66 = 1,274.31 : x
  2. Step 2: Convert to fraction form
    3,354.71/5,030.66 = 1,274.31/x
  3. Step 3: Cross multiply
    3,354.71x = 5,030.66 × 1,274.31
  4. Step 4: Simplify right side
    3,354.71x = 6,410,613.97
  5. Step 5: Solve for x
    x = 6,410,613.97/3,354.71
  6. Step 6: Final answer
    x = 1,910.93

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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.