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Finding the Fourth Proportional to 3,573.65, 4,932.54 and 2,380.62

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Solution

The fourth proportional to 3,573.65, 4,932.54 and 2,380.62 is: 3,285.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.65 : 4,932.54 = 2,380.62 : x
  2. Step 2: Convert to fraction form
    3,573.65/4,932.54 = 2,380.62/x
  3. Step 3: Cross multiply
    3,573.65x = 4,932.54 × 2,380.62
  4. Step 4: Simplify right side
    3,573.65x = 11,742,503.37
  5. Step 5: Solve for x
    x = 11,742,503.37/3,573.65
  6. Step 6: Final answer
    x = 3,285.86

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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.