Home / 6,143.38-9,203.51-3,637.15

Finding the Fourth Proportional to 6,143.38, 9,203.51 and 3,637.15

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Solution

The fourth proportional to 6,143.38, 9,203.51 and 3,637.15 is: 5,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.38 : 9,203.51 = 3,637.15 : x
  2. Step 2: Convert to fraction form
    6,143.38/9,203.51 = 3,637.15/x
  3. Step 3: Cross multiply
    6,143.38x = 9,203.51 × 3,637.15
  4. Step 4: Simplify right side
    6,143.38x = 33,474,528.21
  5. Step 5: Solve for x
    x = 33,474,528.21/6,143.38
  6. Step 6: Final answer
    x = 5,448.88

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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.