Home / 8,587.58-12,877.64-2,965.83

Finding the Fourth Proportional to 8,587.58, 12,877.64 and 2,965.83

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Solution

The fourth proportional to 8,587.58, 12,877.64 and 2,965.83 is: 4,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.58 : 12,877.64 = 2,965.83 : x
  2. Step 2: Convert to fraction form
    8,587.58/12,877.64 = 2,965.83/x
  3. Step 3: Cross multiply
    8,587.58x = 12,877.64 × 2,965.83
  4. Step 4: Simplify right side
    8,587.58x = 38,192,876.21
  5. Step 5: Solve for x
    x = 38,192,876.21/8,587.58
  6. Step 6: Final answer
    x = 4,447.46

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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.