Home / 3,156.38-4,730.35-2,422.36

Finding the Fourth Proportional to 3,156.38, 4,730.35 and 2,422.36

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Solution

The fourth proportional to 3,156.38, 4,730.35 and 2,422.36 is: 3,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.38 : 4,730.35 = 2,422.36 : x
  2. Step 2: Convert to fraction form
    3,156.38/4,730.35 = 2,422.36/x
  3. Step 3: Cross multiply
    3,156.38x = 4,730.35 × 2,422.36
  4. Step 4: Simplify right side
    3,156.38x = 11,458,610.63
  5. Step 5: Solve for x
    x = 11,458,610.63/3,156.38
  6. Step 6: Final answer
    x = 3,630.30

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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.