Home / 9,301.05-13,954.01-5,402.12

Finding the Fourth Proportional to 9,301.05, 13,954.01 and 5,402.12

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Solution

The fourth proportional to 9,301.05, 13,954.01 and 5,402.12 is: 8,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.05 : 13,954.01 = 5,402.12 : x
  2. Step 2: Convert to fraction form
    9,301.05/13,954.01 = 5,402.12/x
  3. Step 3: Cross multiply
    9,301.05x = 13,954.01 × 5,402.12
  4. Step 4: Simplify right side
    9,301.05x = 75,381,139.72
  5. Step 5: Solve for x
    x = 75,381,139.72/9,301.05
  6. Step 6: Final answer
    x = 8,104.58

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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.