Home / 7,039.80-10,562.72-3,344.64

Finding the Fourth Proportional to 7,039.80, 10,562.72 and 3,344.64

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Solution

The fourth proportional to 7,039.80, 10,562.72 and 3,344.64 is: 5,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.80 : 10,562.72 = 3,344.64 : x
  2. Step 2: Convert to fraction form
    7,039.80/10,562.72 = 3,344.64/x
  3. Step 3: Cross multiply
    7,039.80x = 10,562.72 × 3,344.64
  4. Step 4: Simplify right side
    7,039.80x = 35,328,495.82
  5. Step 5: Solve for x
    x = 35,328,495.82/7,039.80
  6. Step 6: Final answer
    x = 5,018.39

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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.