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Finding the Fourth Proportional to 1,763.12, 2,644.65 and 593.38

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Solution

The fourth proportional to 1,763.12, 2,644.65 and 593.38 is: 890.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.12 : 2,644.65 = 593.38 : x
  2. Step 2: Convert to fraction form
    1,763.12/2,644.65 = 593.38/x
  3. Step 3: Cross multiply
    1,763.12x = 2,644.65 × 593.38
  4. Step 4: Simplify right side
    1,763.12x = 1,569,270.85
  5. Step 5: Solve for x
    x = 1,569,270.85/1,763.12
  6. Step 6: Final answer
    x = 890.05

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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.