Home / 7,114.11-10,666.59-2,956.99

Finding the Fourth Proportional to 7,114.11, 10,666.59 and 2,956.99

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Solution

The fourth proportional to 7,114.11, 10,666.59 and 2,956.99 is: 4,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114.11 : 10,666.59 = 2,956.99 : x
  2. Step 2: Convert to fraction form
    7,114.11/10,666.59 = 2,956.99/x
  3. Step 3: Cross multiply
    7,114.11x = 10,666.59 × 2,956.99
  4. Step 4: Simplify right side
    7,114.11x = 31,540,999.96
  5. Step 5: Solve for x
    x = 31,540,999.96/7,114.11
  6. Step 6: Final answer
    x = 4,433.58

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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.