Home / 7,231-10,845.30-2,035.72

Finding the Fourth Proportional to 7,231, 10,845.30 and 2,035.72

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Solution

The fourth proportional to 7,231, 10,845.30 and 2,035.72 is: 3,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231 : 10,845.30 = 2,035.72 : x
  2. Step 2: Convert to fraction form
    7,231/10,845.30 = 2,035.72/x
  3. Step 3: Cross multiply
    7,231x = 10,845.30 × 2,035.72
  4. Step 4: Simplify right side
    7,231x = 22,077,994.12
  5. Step 5: Solve for x
    x = 22,077,994.12/7,231
  6. Step 6: Final answer
    x = 3,053.24

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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.