Home / 3,353.72-5,030.97-1,275.27

Finding the Fourth Proportional to 3,353.72, 5,030.97 and 1,275.27

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Solution

The fourth proportional to 3,353.72, 5,030.97 and 1,275.27 is: 1,913.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.72 : 5,030.97 = 1,275.27 : x
  2. Step 2: Convert to fraction form
    3,353.72/5,030.97 = 1,275.27/x
  3. Step 3: Cross multiply
    3,353.72x = 5,030.97 × 1,275.27
  4. Step 4: Simplify right side
    3,353.72x = 6,415,845.11
  5. Step 5: Solve for x
    x = 6,415,845.11/3,353.72
  6. Step 6: Final answer
    x = 1,913.06

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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.