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Finding the Fourth Proportional to 7,052.85, 10,580.49 and 2,895.12

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Solution

The fourth proportional to 7,052.85, 10,580.49 and 2,895.12 is: 4,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.85 : 10,580.49 = 2,895.12 : x
  2. Step 2: Convert to fraction form
    7,052.85/10,580.49 = 2,895.12/x
  3. Step 3: Cross multiply
    7,052.85x = 10,580.49 × 2,895.12
  4. Step 4: Simplify right side
    7,052.85x = 30,631,788.21
  5. Step 5: Solve for x
    x = 30,631,788.21/7,052.85
  6. Step 6: Final answer
    x = 4,343.18

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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.