Home / 4,185.15-5,775.68-2,506.23

Finding the Fourth Proportional to 4,185.15, 5,775.68 and 2,506.23

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Solution

The fourth proportional to 4,185.15, 5,775.68 and 2,506.23 is: 3,458.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.15 : 5,775.68 = 2,506.23 : x
  2. Step 2: Convert to fraction form
    4,185.15/5,775.68 = 2,506.23/x
  3. Step 3: Cross multiply
    4,185.15x = 5,775.68 × 2,506.23
  4. Step 4: Simplify right side
    4,185.15x = 14,475,199.79
  5. Step 5: Solve for x
    x = 14,475,199.79/4,185.15
  6. Step 6: Final answer
    x = 3,458.71

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Half scale
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Find fourth proportional to 4,186.15, 5,777.06 and 2,507.23
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1.5x scale

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.