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Finding the Fourth Proportional to 1,454.35, 2,006.23 and 894.94

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Solution

The fourth proportional to 1,454.35, 2,006.23 and 894.94 is: 1,234.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.35 : 2,006.23 = 894.94 : x
  2. Step 2: Convert to fraction form
    1,454.35/2,006.23 = 894.94/x
  3. Step 3: Cross multiply
    1,454.35x = 2,006.23 × 894.94
  4. Step 4: Simplify right side
    1,454.35x = 1,795,455.48
  5. Step 5: Solve for x
    x = 1,795,455.48/1,454.35
  6. Step 6: Final answer
    x = 1,234.54

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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.