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Finding the Fourth Proportional to 3,301.58, 4,950.25 and 1,838.72

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Solution

The fourth proportional to 3,301.58, 4,950.25 and 1,838.72 is: 2,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.58 : 4,950.25 = 1,838.72 : x
  2. Step 2: Convert to fraction form
    3,301.58/4,950.25 = 1,838.72/x
  3. Step 3: Cross multiply
    3,301.58x = 4,950.25 × 1,838.72
  4. Step 4: Simplify right side
    3,301.58x = 9,102,131.46
  5. Step 5: Solve for x
    x = 9,102,131.46/3,301.58
  6. Step 6: Final answer
    x = 2,756.90

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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.