Home / 8,204.22-12,303.60-2,656.08

Finding the Fourth Proportional to 8,204.22, 12,303.60 and 2,656.08

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Solution

The fourth proportional to 8,204.22, 12,303.60 and 2,656.08 is: 3,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.22 : 12,303.60 = 2,656.08 : x
  2. Step 2: Convert to fraction form
    8,204.22/12,303.60 = 2,656.08/x
  3. Step 3: Cross multiply
    8,204.22x = 12,303.60 × 2,656.08
  4. Step 4: Simplify right side
    8,204.22x = 32,679,345.89
  5. Step 5: Solve for x
    x = 32,679,345.89/8,204.22
  6. Step 6: Final answer
    x = 3,983.24

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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.