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Finding the Fourth Proportional to 4,365.99, 6,550.11 and 1,900.17

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Solution

The fourth proportional to 4,365.99, 6,550.11 and 1,900.17 is: 2,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365.99 : 6,550.11 = 1,900.17 : x
  2. Step 2: Convert to fraction form
    4,365.99/6,550.11 = 1,900.17/x
  3. Step 3: Cross multiply
    4,365.99x = 6,550.11 × 1,900.17
  4. Step 4: Simplify right side
    4,365.99x = 12,446,322.52
  5. Step 5: Solve for x
    x = 12,446,322.52/4,365.99
  6. Step 6: Final answer
    x = 2,850.74

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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.