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Finding the Fourth Proportional to 1,763.38, 2,645.46 and 593.43

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Solution

The fourth proportional to 1,763.38, 2,645.46 and 593.43 is: 890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.38 : 2,645.46 = 593.43 : x
  2. Step 2: Convert to fraction form
    1,763.38/2,645.46 = 593.43/x
  3. Step 3: Cross multiply
    1,763.38x = 2,645.46 × 593.43
  4. Step 4: Simplify right side
    1,763.38x = 1,569,895.33
  5. Step 5: Solve for x
    x = 1,569,895.33/1,763.38
  6. Step 6: Final answer
    x = 890.28

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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.