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Finding the Fourth Proportional to 7,596.42, 11,398.39 and 3,435.99

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Solution

The fourth proportional to 7,596.42, 11,398.39 and 3,435.99 is: 5,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,596.42 : 11,398.39 = 3,435.99 : x
  2. Step 2: Convert to fraction form
    7,596.42/11,398.39 = 3,435.99/x
  3. Step 3: Cross multiply
    7,596.42x = 11,398.39 × 3,435.99
  4. Step 4: Simplify right side
    7,596.42x = 39,164,754.06
  5. Step 5: Solve for x
    x = 39,164,754.06/7,596.42
  6. Step 6: Final answer
    x = 5,155.69

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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.