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Finding the Fourth Proportional to 4,000.04, 6,000.06 and 2,152.02

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Solution

The fourth proportional to 4,000.04, 6,000.06 and 2,152.02 is: 3,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.04 : 6,000.06 = 2,152.02 : x
  2. Step 2: Convert to fraction form
    4,000.04/6,000.06 = 2,152.02/x
  3. Step 3: Cross multiply
    4,000.04x = 6,000.06 × 2,152.02
  4. Step 4: Simplify right side
    4,000.04x = 12,912,249.12
  5. Step 5: Solve for x
    x = 12,912,249.12/4,000.04
  6. Step 6: Final answer
    x = 3,228.03

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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.