Home / 3,035.68-4,189.29-1,672.99

Finding the Fourth Proportional to 3,035.68, 4,189.29 and 1,672.99

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Solution

The fourth proportional to 3,035.68, 4,189.29 and 1,672.99 is: 2,308.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.68 : 4,189.29 = 1,672.99 : x
  2. Step 2: Convert to fraction form
    3,035.68/4,189.29 = 1,672.99/x
  3. Step 3: Cross multiply
    3,035.68x = 4,189.29 × 1,672.99
  4. Step 4: Simplify right side
    3,035.68x = 7,008,623.53
  5. Step 5: Solve for x
    x = 7,008,623.53/3,035.68
  6. Step 6: Final answer
    x = 2,308.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.