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Finding the Fourth Proportional to 9,355.68, 14,035.68 and 3,515.04

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Solution

The fourth proportional to 9,355.68, 14,035.68 and 3,515.04 is: 5,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.68 : 14,035.68 = 3,515.04 : x
  2. Step 2: Convert to fraction form
    9,355.68/14,035.68 = 3,515.04/x
  3. Step 3: Cross multiply
    9,355.68x = 14,035.68 × 3,515.04
  4. Step 4: Simplify right side
    9,355.68x = 49,335,976.63
  5. Step 5: Solve for x
    x = 49,335,976.63/9,355.68
  6. Step 6: Final answer
    x = 5,273.37

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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.