Home / 8,203.39-12,307.03-2,656.73

Finding the Fourth Proportional to 8,203.39, 12,307.03 and 2,656.73

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Solution

The fourth proportional to 8,203.39, 12,307.03 and 2,656.73 is: 3,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.39 : 12,307.03 = 2,656.73 : x
  2. Step 2: Convert to fraction form
    8,203.39/12,307.03 = 2,656.73/x
  3. Step 3: Cross multiply
    8,203.39x = 12,307.03 × 2,656.73
  4. Step 4: Simplify right side
    8,203.39x = 32,696,418.18
  5. Step 5: Solve for x
    x = 32,696,418.18/8,203.39
  6. Step 6: Final answer
    x = 3,985.72

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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.