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Finding the Fourth Proportional to 1,375.11, 2,060.93 and 594.21

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Solution

The fourth proportional to 1,375.11, 2,060.93 and 594.21 is: 890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375.11 : 2,060.93 = 594.21 : x
  2. Step 2: Convert to fraction form
    1,375.11/2,060.93 = 594.21/x
  3. Step 3: Cross multiply
    1,375.11x = 2,060.93 × 594.21
  4. Step 4: Simplify right side
    1,375.11x = 1,224,622.24
  5. Step 5: Solve for x
    x = 1,224,622.24/1,375.11
  6. Step 6: Final answer
    x = 890.56

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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.