Home / 6,005.28-8,286.93-3,487.22

Finding the Fourth Proportional to 6,005.28, 8,286.93 and 3,487.22

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Solution

The fourth proportional to 6,005.28, 8,286.93 and 3,487.22 is: 4,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.28 : 8,286.93 = 3,487.22 : x
  2. Step 2: Convert to fraction form
    6,005.28/8,286.93 = 3,487.22/x
  3. Step 3: Cross multiply
    6,005.28x = 8,286.93 × 3,487.22
  4. Step 4: Simplify right side
    6,005.28x = 28,898,306.60
  5. Step 5: Solve for x
    x = 28,898,306.60/6,005.28
  6. Step 6: Final answer
    x = 4,812.15

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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.