Home / 7,100.38-10,645.53-2,714.14

Finding the Fourth Proportional to 7,100.38, 10,645.53 and 2,714.14

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Solution

The fourth proportional to 7,100.38, 10,645.53 and 2,714.14 is: 4,069.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.38 : 10,645.53 = 2,714.14 : x
  2. Step 2: Convert to fraction form
    7,100.38/10,645.53 = 2,714.14/x
  3. Step 3: Cross multiply
    7,100.38x = 10,645.53 × 2,714.14
  4. Step 4: Simplify right side
    7,100.38x = 28,893,458.79
  5. Step 5: Solve for x
    x = 28,893,458.79/7,100.38
  6. Step 6: Final answer
    x = 4,069.28

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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.