Home / 7,042.77-10,558.62-3,531.02

Finding the Fourth Proportional to 7,042.77, 10,558.62 and 3,531.02

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Solution

The fourth proportional to 7,042.77, 10,558.62 and 3,531.02 is: 5,293.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.77 : 10,558.62 = 3,531.02 : x
  2. Step 2: Convert to fraction form
    7,042.77/10,558.62 = 3,531.02/x
  3. Step 3: Cross multiply
    7,042.77x = 10,558.62 × 3,531.02
  4. Step 4: Simplify right side
    7,042.77x = 37,282,645.60
  5. Step 5: Solve for x
    x = 37,282,645.60/7,042.77
  6. Step 6: Final answer
    x = 5,293.75

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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.