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Finding the Fourth Proportional to 4,007.87, 6,012.95 and 1,234.92

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Solution

The fourth proportional to 4,007.87, 6,012.95 and 1,234.92 is: 1,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.87 : 6,012.95 = 1,234.92 : x
  2. Step 2: Convert to fraction form
    4,007.87/6,012.95 = 1,234.92/x
  3. Step 3: Cross multiply
    4,007.87x = 6,012.95 × 1,234.92
  4. Step 4: Simplify right side
    4,007.87x = 7,425,506.04
  5. Step 5: Solve for x
    x = 7,425,506.04/4,007.87
  6. Step 6: Final answer
    x = 1,852.73

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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.