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Finding the Fourth Proportional to 3,333.52, 5,000.56 and 1,141.72

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Solution

The fourth proportional to 3,333.52, 5,000.56 and 1,141.72 is: 1,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.52 : 5,000.56 = 1,141.72 : x
  2. Step 2: Convert to fraction form
    3,333.52/5,000.56 = 1,141.72/x
  3. Step 3: Cross multiply
    3,333.52x = 5,000.56 × 1,141.72
  4. Step 4: Simplify right side
    3,333.52x = 5,709,239.36
  5. Step 5: Solve for x
    x = 5,709,239.36/3,333.52
  6. Step 6: Final answer
    x = 1,712.68

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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.