Home / 3,587.08-5,383.92-2,587.46

Finding the Fourth Proportional to 3,587.08, 5,383.92 and 2,587.46

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Solution

The fourth proportional to 3,587.08, 5,383.92 and 2,587.46 is: 3,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.08 : 5,383.92 = 2,587.46 : x
  2. Step 2: Convert to fraction form
    3,587.08/5,383.92 = 2,587.46/x
  3. Step 3: Cross multiply
    3,587.08x = 5,383.92 × 2,587.46
  4. Step 4: Simplify right side
    3,587.08x = 13,930,677.64
  5. Step 5: Solve for x
    x = 13,930,677.64/3,587.08
  6. Step 6: Final answer
    x = 3,883.57

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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.