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Finding the Fourth Proportional to 9,133.04, 13,699.60 and 3,589

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Solution

The fourth proportional to 9,133.04, 13,699.60 and 3,589 is: 5,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.04 : 13,699.60 = 3,589 : x
  2. Step 2: Convert to fraction form
    9,133.04/13,699.60 = 3,589/x
  3. Step 3: Cross multiply
    9,133.04x = 13,699.60 × 3,589
  4. Step 4: Simplify right side
    9,133.04x = 49,167,864.40
  5. Step 5: Solve for x
    x = 49,167,864.40/9,133.04
  6. Step 6: Final answer
    x = 5,383.52

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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.