Home / 2,059.21-2,839.62-1,349.65

Finding the Fourth Proportional to 2,059.21, 2,839.62 and 1,349.65

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Solution

The fourth proportional to 2,059.21, 2,839.62 and 1,349.65 is: 1,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.21 : 2,839.62 = 1,349.65 : x
  2. Step 2: Convert to fraction form
    2,059.21/2,839.62 = 1,349.65/x
  3. Step 3: Cross multiply
    2,059.21x = 2,839.62 × 1,349.65
  4. Step 4: Simplify right side
    2,059.21x = 3,832,493.13
  5. Step 5: Solve for x
    x = 3,832,493.13/2,059.21
  6. Step 6: Final answer
    x = 1,861.15

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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.