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Finding the Fourth Proportional to 2,394.42, 3,591.63 and 2,068.80

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Solution

The fourth proportional to 2,394.42, 3,591.63 and 2,068.80 is: 3,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.42 : 3,591.63 = 2,068.80 : x
  2. Step 2: Convert to fraction form
    2,394.42/3,591.63 = 2,068.80/x
  3. Step 3: Cross multiply
    2,394.42x = 3,591.63 × 2,068.80
  4. Step 4: Simplify right side
    2,394.42x = 7,430,364.14
  5. Step 5: Solve for x
    x = 7,430,364.14/2,394.42
  6. Step 6: Final answer
    x = 3,103.20

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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.