Home / 3,344.63-5,015.52-1,264.28

Finding the Fourth Proportional to 3,344.63, 5,015.52 and 1,264.28

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Solution

The fourth proportional to 3,344.63, 5,015.52 and 1,264.28 is: 1,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.63 : 5,015.52 = 1,264.28 : x
  2. Step 2: Convert to fraction form
    3,344.63/5,015.52 = 1,264.28/x
  3. Step 3: Cross multiply
    3,344.63x = 5,015.52 × 1,264.28
  4. Step 4: Simplify right side
    3,344.63x = 6,340,996.55
  5. Step 5: Solve for x
    x = 6,340,996.55/3,344.63
  6. Step 6: Final answer
    x = 1,895.88

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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.