Home / 8,604.38-12,906.58-2,365.05

Finding the Fourth Proportional to 8,604.38, 12,906.58 and 2,365.05

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Solution

The fourth proportional to 8,604.38, 12,906.58 and 2,365.05 is: 3,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.38 : 12,906.58 = 2,365.05 : x
  2. Step 2: Convert to fraction form
    8,604.38/12,906.58 = 2,365.05/x
  3. Step 3: Cross multiply
    8,604.38x = 12,906.58 × 2,365.05
  4. Step 4: Simplify right side
    8,604.38x = 30,524,695.20
  5. Step 5: Solve for x
    x = 30,524,695.20/8,604.38
  6. Step 6: Final answer
    x = 3,547.58

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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.