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Finding the Fourth Proportional to 7,034.08, 10,551.04 and 2,930.08

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Solution

The fourth proportional to 7,034.08, 10,551.04 and 2,930.08 is: 4,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.08 : 10,551.04 = 2,930.08 : x
  2. Step 2: Convert to fraction form
    7,034.08/10,551.04 = 2,930.08/x
  3. Step 3: Cross multiply
    7,034.08x = 10,551.04 × 2,930.08
  4. Step 4: Simplify right side
    7,034.08x = 30,915,391.28
  5. Step 5: Solve for x
    x = 30,915,391.28/7,034.08
  6. Step 6: Final answer
    x = 4,395.09

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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.