Home / 5,071.25-6,998.46-3,305.99

Finding the Fourth Proportional to 5,071.25, 6,998.46 and 3,305.99

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Solution

The fourth proportional to 5,071.25, 6,998.46 and 3,305.99 is: 4,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.25 : 6,998.46 = 3,305.99 : x
  2. Step 2: Convert to fraction form
    5,071.25/6,998.46 = 3,305.99/x
  3. Step 3: Cross multiply
    5,071.25x = 6,998.46 × 3,305.99
  4. Step 4: Simplify right side
    5,071.25x = 23,136,838.78
  5. Step 5: Solve for x
    x = 23,136,838.78/5,071.25
  6. Step 6: Final answer
    x = 4,562.35

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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.