Home / 8,149.04-12,222.95-2,602.97

Finding the Fourth Proportional to 8,149.04, 12,222.95 and 2,602.97

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Solution

The fourth proportional to 8,149.04, 12,222.95 and 2,602.97 is: 3,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.04 : 12,222.95 = 2,602.97 : x
  2. Step 2: Convert to fraction form
    8,149.04/12,222.95 = 2,602.97/x
  3. Step 3: Cross multiply
    8,149.04x = 12,222.95 × 2,602.97
  4. Step 4: Simplify right side
    8,149.04x = 31,815,958.51
  5. Step 5: Solve for x
    x = 31,815,958.51/8,149.04
  6. Step 6: Final answer
    x = 3,904.26

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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.