Home / 6,838.93-10,257.38-1,908.19

Finding the Fourth Proportional to 6,838.93, 10,257.38 and 1,908.19

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Solution

The fourth proportional to 6,838.93, 10,257.38 and 1,908.19 is: 2,861.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.93 : 10,257.38 = 1,908.19 : x
  2. Step 2: Convert to fraction form
    6,838.93/10,257.38 = 1,908.19/x
  3. Step 3: Cross multiply
    6,838.93x = 10,257.38 × 1,908.19
  4. Step 4: Simplify right side
    6,838.93x = 19,572,969.11
  5. Step 5: Solve for x
    x = 19,572,969.11/6,838.93
  6. Step 6: Final answer
    x = 2,861.99

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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.