Home / 5,534.30-7,636.79-3,175.98

Finding the Fourth Proportional to 5,534.30, 7,636.79 and 3,175.98

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Solution

The fourth proportional to 5,534.30, 7,636.79 and 3,175.98 is: 4,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.30 : 7,636.79 = 3,175.98 : x
  2. Step 2: Convert to fraction form
    5,534.30/7,636.79 = 3,175.98/x
  3. Step 3: Cross multiply
    5,534.30x = 7,636.79 × 3,175.98
  4. Step 4: Simplify right side
    5,534.30x = 24,254,300.24
  5. Step 5: Solve for x
    x = 24,254,300.24/5,534.30
  6. Step 6: Final answer
    x = 4,382.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.