Home / 7,203.87-10,808.69-2,587.23

Finding the Fourth Proportional to 7,203.87, 10,808.69 and 2,587.23

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Solution

The fourth proportional to 7,203.87, 10,808.69 and 2,587.23 is: 3,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203.87 : 10,808.69 = 2,587.23 : x
  2. Step 2: Convert to fraction form
    7,203.87/10,808.69 = 2,587.23/x
  3. Step 3: Cross multiply
    7,203.87x = 10,808.69 × 2,587.23
  4. Step 4: Simplify right side
    7,203.87x = 27,964,554.09
  5. Step 5: Solve for x
    x = 27,964,554.09/7,203.87
  6. Step 6: Final answer
    x = 3,881.88

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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.