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Finding the Fourth Proportional to 6,089.79, 9,129.29 and 2,968.05

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Solution

The fourth proportional to 6,089.79, 9,129.29 and 2,968.05 is: 4,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.79 : 9,129.29 = 2,968.05 : x
  2. Step 2: Convert to fraction form
    6,089.79/9,129.29 = 2,968.05/x
  3. Step 3: Cross multiply
    6,089.79x = 9,129.29 × 2,968.05
  4. Step 4: Simplify right side
    6,089.79x = 27,096,174.34
  5. Step 5: Solve for x
    x = 27,096,174.34/6,089.79
  6. Step 6: Final answer
    x = 4,449.44

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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.