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Finding the Fourth Proportional to 1,592.70, 2,197.92 and 894.07

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Solution

The fourth proportional to 1,592.70, 2,197.92 and 894.07 is: 1,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.70 : 2,197.92 = 894.07 : x
  2. Step 2: Convert to fraction form
    1,592.70/2,197.92 = 894.07/x
  3. Step 3: Cross multiply
    1,592.70x = 2,197.92 × 894.07
  4. Step 4: Simplify right side
    1,592.70x = 1,965,094.33
  5. Step 5: Solve for x
    x = 1,965,094.33/1,592.70
  6. Step 6: Final answer
    x = 1,233.81

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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.