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Finding the Fourth Proportional to 2,396.32, 3,594.95 and 752.90

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Solution

The fourth proportional to 2,396.32, 3,594.95 and 752.90 is: 1,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396.32 : 3,594.95 = 752.90 : x
  2. Step 2: Convert to fraction form
    2,396.32/3,594.95 = 752.90/x
  3. Step 3: Cross multiply
    2,396.32x = 3,594.95 × 752.90
  4. Step 4: Simplify right side
    2,396.32x = 2,706,618.94
  5. Step 5: Solve for x
    x = 2,706,618.94/2,396.32
  6. Step 6: Final answer
    x = 1,129.49

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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.