Home / 11,381.43-17,071.54-4,364.81

Finding the Fourth Proportional to 11,381.43, 17,071.54 and 4,364.81

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Solution

The fourth proportional to 11,381.43, 17,071.54 and 4,364.81 is: 6,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.43 : 17,071.54 = 4,364.81 : x
  2. Step 2: Convert to fraction form
    11,381.43/17,071.54 = 4,364.81/x
  3. Step 3: Cross multiply
    11,381.43x = 17,071.54 × 4,364.81
  4. Step 4: Simplify right side
    11,381.43x = 74,514,028.51
  5. Step 5: Solve for x
    x = 74,514,028.51/11,381.43
  6. Step 6: Final answer
    x = 6,546.98

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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.