Home / 6,168.50-8,512.65-3,374.06

Finding the Fourth Proportional to 6,168.50, 8,512.65 and 3,374.06

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Solution

The fourth proportional to 6,168.50, 8,512.65 and 3,374.06 is: 4,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168.50 : 8,512.65 = 3,374.06 : x
  2. Step 2: Convert to fraction form
    6,168.50/8,512.65 = 3,374.06/x
  3. Step 3: Cross multiply
    6,168.50x = 8,512.65 × 3,374.06
  4. Step 4: Simplify right side
    6,168.50x = 28,722,191.86
  5. Step 5: Solve for x
    x = 28,722,191.86/6,168.50
  6. Step 6: Final answer
    x = 4,656.27

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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.