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Finding the Fourth Proportional to 5,940.04, 8,910.12 and 2,653.30

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Solution

The fourth proportional to 5,940.04, 8,910.12 and 2,653.30 is: 3,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.04 : 8,910.12 = 2,653.30 : x
  2. Step 2: Convert to fraction form
    5,940.04/8,910.12 = 2,653.30/x
  3. Step 3: Cross multiply
    5,940.04x = 8,910.12 × 2,653.30
  4. Step 4: Simplify right side
    5,940.04x = 23,641,221.40
  5. Step 5: Solve for x
    x = 23,641,221.40/5,940.04
  6. Step 6: Final answer
    x = 3,979.98

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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.