Home / 4,342.40-6,516.56-2,699.88

Finding the Fourth Proportional to 4,342.40, 6,516.56 and 2,699.88

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Solution

The fourth proportional to 4,342.40, 6,516.56 and 2,699.88 is: 4,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.40 : 6,516.56 = 2,699.88 : x
  2. Step 2: Convert to fraction form
    4,342.40/6,516.56 = 2,699.88/x
  3. Step 3: Cross multiply
    4,342.40x = 6,516.56 × 2,699.88
  4. Step 4: Simplify right side
    4,342.40x = 17,593,930.01
  5. Step 5: Solve for x
    x = 17,593,930.01/4,342.40
  6. Step 6: Final answer
    x = 4,051.66

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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.