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Finding the Fourth Proportional to 4,922.04, 7,383.40 and 2,000.40

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Solution

The fourth proportional to 4,922.04, 7,383.40 and 2,000.40 is: 3,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.04 : 7,383.40 = 2,000.40 : x
  2. Step 2: Convert to fraction form
    4,922.04/7,383.40 = 2,000.40/x
  3. Step 3: Cross multiply
    4,922.04x = 7,383.40 × 2,000.40
  4. Step 4: Simplify right side
    4,922.04x = 14,769,753.36
  5. Step 5: Solve for x
    x = 14,769,753.36/4,922.04
  6. Step 6: Final answer
    x = 3,000.74

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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.