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Finding the Fourth Proportional to 4,000.52, 5,520.74 and 2,322.92

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Solution

The fourth proportional to 4,000.52, 5,520.74 and 2,322.92 is: 3,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.52 : 5,520.74 = 2,322.92 : x
  2. Step 2: Convert to fraction form
    4,000.52/5,520.74 = 2,322.92/x
  3. Step 3: Cross multiply
    4,000.52x = 5,520.74 × 2,322.92
  4. Step 4: Simplify right side
    4,000.52x = 12,824,237.36
  5. Step 5: Solve for x
    x = 12,824,237.36/4,000.52
  6. Step 6: Final answer
    x = 3,205.64

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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.