Home / 6,557.80-9,836.94-2,175.64

Finding the Fourth Proportional to 6,557.80, 9,836.94 and 2,175.64

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Solution

The fourth proportional to 6,557.80, 9,836.94 and 2,175.64 is: 3,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.80 : 9,836.94 = 2,175.64 : x
  2. Step 2: Convert to fraction form
    6,557.80/9,836.94 = 2,175.64/x
  3. Step 3: Cross multiply
    6,557.80x = 9,836.94 × 2,175.64
  4. Step 4: Simplify right side
    6,557.80x = 21,401,640.14
  5. Step 5: Solve for x
    x = 21,401,640.14/6,557.80
  6. Step 6: Final answer
    x = 3,263.54

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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.