Home / 8,528.22-12,794.13-4,148.15

Finding the Fourth Proportional to 8,528.22, 12,794.13 and 4,148.15

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Solution

The fourth proportional to 8,528.22, 12,794.13 and 4,148.15 is: 6,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.22 : 12,794.13 = 4,148.15 : x
  2. Step 2: Convert to fraction form
    8,528.22/12,794.13 = 4,148.15/x
  3. Step 3: Cross multiply
    8,528.22x = 12,794.13 × 4,148.15
  4. Step 4: Simplify right side
    8,528.22x = 53,071,906.39
  5. Step 5: Solve for x
    x = 53,071,906.39/8,528.22
  6. Step 6: Final answer
    x = 6,223.09

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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.