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Finding the Fourth Proportional to 2,057.90, 3,086.35 and 596.90

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Solution

The fourth proportional to 2,057.90, 3,086.35 and 596.90 is: 895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.90 : 3,086.35 = 596.90 : x
  2. Step 2: Convert to fraction form
    2,057.90/3,086.35 = 596.90/x
  3. Step 3: Cross multiply
    2,057.90x = 3,086.35 × 596.90
  4. Step 4: Simplify right side
    2,057.90x = 1,842,242.32
  5. Step 5: Solve for x
    x = 1,842,242.32/2,057.90
  6. Step 6: Final answer
    x = 895.20

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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.