Home / 11,673.41-17,507.28-3,881.21

Finding the Fourth Proportional to 11,673.41, 17,507.28 and 3,881.21

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Solution

The fourth proportional to 11,673.41, 17,507.28 and 3,881.21 is: 5,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.41 : 17,507.28 = 3,881.21 : x
  2. Step 2: Convert to fraction form
    11,673.41/17,507.28 = 3,881.21/x
  3. Step 3: Cross multiply
    11,673.41x = 17,507.28 × 3,881.21
  4. Step 4: Simplify right side
    11,673.41x = 67,949,430.21
  5. Step 5: Solve for x
    x = 67,949,430.21/11,673.41
  6. Step 6: Final answer
    x = 5,820.87

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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.