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Finding the Fourth Proportional to 7,236.95, 10,857.49 and 2,306.98

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Solution

The fourth proportional to 7,236.95, 10,857.49 and 2,306.98 is: 3,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.95 : 10,857.49 = 2,306.98 : x
  2. Step 2: Convert to fraction form
    7,236.95/10,857.49 = 2,306.98/x
  3. Step 3: Cross multiply
    7,236.95x = 10,857.49 × 2,306.98
  4. Step 4: Simplify right side
    7,236.95x = 25,048,012.28
  5. Step 5: Solve for x
    x = 25,048,012.28/7,236.95
  6. Step 6: Final answer
    x = 3,461.13

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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.