Home / 10,051.15-15,066.09-3,381.30

Finding the Fourth Proportional to 10,051.15, 15,066.09 and 3,381.30

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Solution

The fourth proportional to 10,051.15, 15,066.09 and 3,381.30 is: 5,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.15 : 15,066.09 = 3,381.30 : x
  2. Step 2: Convert to fraction form
    10,051.15/15,066.09 = 3,381.30/x
  3. Step 3: Cross multiply
    10,051.15x = 15,066.09 × 3,381.30
  4. Step 4: Simplify right side
    10,051.15x = 50,942,957.44
  5. Step 5: Solve for x
    x = 50,942,957.44/10,051.15
  6. Step 6: Final answer
    x = 5,068.37

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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.