Home / 8,685.27-13,029.74-2,841.44

Finding the Fourth Proportional to 8,685.27, 13,029.74 and 2,841.44

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Solution

The fourth proportional to 8,685.27, 13,029.74 and 2,841.44 is: 4,262.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685.27 : 13,029.74 = 2,841.44 : x
  2. Step 2: Convert to fraction form
    8,685.27/13,029.74 = 2,841.44/x
  3. Step 3: Cross multiply
    8,685.27x = 13,029.74 × 2,841.44
  4. Step 4: Simplify right side
    8,685.27x = 37,023,145.07
  5. Step 5: Solve for x
    x = 37,023,145.07/8,685.27
  6. Step 6: Final answer
    x = 4,262.75

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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.