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Finding the Fourth Proportional to 5,262.57, 7,900.02 and 3,696.12

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Solution

The fourth proportional to 5,262.57, 7,900.02 and 3,696.12 is: 5,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.57 : 7,900.02 = 3,696.12 : x
  2. Step 2: Convert to fraction form
    5,262.57/7,900.02 = 3,696.12/x
  3. Step 3: Cross multiply
    5,262.57x = 7,900.02 × 3,696.12
  4. Step 4: Simplify right side
    5,262.57x = 29,199,421.92
  5. Step 5: Solve for x
    x = 29,199,421.92/5,262.57
  6. Step 6: Final answer
    x = 5,548.51

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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.