Home / 6,134.81-9,203.42-2,438.78

Finding the Fourth Proportional to 6,134.81, 9,203.42 and 2,438.78

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Solution

The fourth proportional to 6,134.81, 9,203.42 and 2,438.78 is: 3,658.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,134.81 : 9,203.42 = 2,438.78 : x
  2. Step 2: Convert to fraction form
    6,134.81/9,203.42 = 2,438.78/x
  3. Step 3: Cross multiply
    6,134.81x = 9,203.42 × 2,438.78
  4. Step 4: Simplify right side
    6,134.81x = 22,445,076.71
  5. Step 5: Solve for x
    x = 22,445,076.71/6,134.81
  6. Step 6: Final answer
    x = 3,658.65

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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.