Home / 3,484.86-4,810.97-2,686.44

Finding the Fourth Proportional to 3,484.86, 4,810.97 and 2,686.44

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Solution

The fourth proportional to 3,484.86, 4,810.97 and 2,686.44 is: 3,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.86 : 4,810.97 = 2,686.44 : x
  2. Step 2: Convert to fraction form
    3,484.86/4,810.97 = 2,686.44/x
  3. Step 3: Cross multiply
    3,484.86x = 4,810.97 × 2,686.44
  4. Step 4: Simplify right side
    3,484.86x = 12,924,388.96
  5. Step 5: Solve for x
    x = 12,924,388.96/3,484.86
  6. Step 6: Final answer
    x = 3,708.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.