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Finding the Fourth Proportional to 7,264.63, 10,898.56 and 2,647.63

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Solution

The fourth proportional to 7,264.63, 10,898.56 and 2,647.63 is: 3,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.63 : 10,898.56 = 2,647.63 : x
  2. Step 2: Convert to fraction form
    7,264.63/10,898.56 = 2,647.63/x
  3. Step 3: Cross multiply
    7,264.63x = 10,898.56 × 2,647.63
  4. Step 4: Simplify right side
    7,264.63x = 28,855,299.92
  5. Step 5: Solve for x
    x = 28,855,299.92/7,264.63
  6. Step 6: Final answer
    x = 3,972.03

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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.