Home / 5,097.38-7,647.56-2,175.98

Finding the Fourth Proportional to 5,097.38, 7,647.56 and 2,175.98

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Solution

The fourth proportional to 5,097.38, 7,647.56 and 2,175.98 is: 3,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.38 : 7,647.56 = 2,175.98 : x
  2. Step 2: Convert to fraction form
    5,097.38/7,647.56 = 2,175.98/x
  3. Step 3: Cross multiply
    5,097.38x = 7,647.56 × 2,175.98
  4. Step 4: Simplify right side
    5,097.38x = 16,640,888.49
  5. Step 5: Solve for x
    x = 16,640,888.49/5,097.38
  6. Step 6: Final answer
    x = 3,264.60

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1.5x scale

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.