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Finding the Fourth Proportional to 7,062.30, 10,579.05 and 5,668.07

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Solution

The fourth proportional to 7,062.30, 10,579.05 and 5,668.07 is: 8,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.30 : 10,579.05 = 5,668.07 : x
  2. Step 2: Convert to fraction form
    7,062.30/10,579.05 = 5,668.07/x
  3. Step 3: Cross multiply
    7,062.30x = 10,579.05 × 5,668.07
  4. Step 4: Simplify right side
    7,062.30x = 59,962,743.04
  5. Step 5: Solve for x
    x = 59,962,743.04/7,062.30
  6. Step 6: Final answer
    x = 8,490.54

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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.