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Finding the Fourth Proportional to 9,168.62, 13,750.71 and 4,233.51

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Solution

The fourth proportional to 9,168.62, 13,750.71 and 4,233.51 is: 6,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.62 : 13,750.71 = 4,233.51 : x
  2. Step 2: Convert to fraction form
    9,168.62/13,750.71 = 4,233.51/x
  3. Step 3: Cross multiply
    9,168.62x = 13,750.71 × 4,233.51
  4. Step 4: Simplify right side
    9,168.62x = 58,213,768.29
  5. Step 5: Solve for x
    x = 58,213,768.29/9,168.62
  6. Step 6: Final answer
    x = 6,349.24

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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.