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Finding the Fourth Proportional to 3,950.57, 5,925.05 and 1,485.34

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Solution

The fourth proportional to 3,950.57, 5,925.05 and 1,485.34 is: 2,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.57 : 5,925.05 = 1,485.34 : x
  2. Step 2: Convert to fraction form
    3,950.57/5,925.05 = 1,485.34/x
  3. Step 3: Cross multiply
    3,950.57x = 5,925.05 × 1,485.34
  4. Step 4: Simplify right side
    3,950.57x = 8,800,697.10
  5. Step 5: Solve for x
    x = 8,800,697.10/3,950.57
  6. Step 6: Final answer
    x = 2,227.70

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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.