Home / 11,381.40-17,073.90-4,361.13

Finding the Fourth Proportional to 11,381.40, 17,073.90 and 4,361.13

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Solution

The fourth proportional to 11,381.40, 17,073.90 and 4,361.13 is: 6,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.40 : 17,073.90 = 4,361.13 : x
  2. Step 2: Convert to fraction form
    11,381.40/17,073.90 = 4,361.13/x
  3. Step 3: Cross multiply
    11,381.40x = 17,073.90 × 4,361.13
  4. Step 4: Simplify right side
    11,381.40x = 74,461,497.51
  5. Step 5: Solve for x
    x = 74,461,497.51/11,381.40
  6. Step 6: Final answer
    x = 6,542.38

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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.