Home / 3,096.96-4,272.41-1,838.07

Finding the Fourth Proportional to 3,096.96, 4,272.41 and 1,838.07

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Solution

The fourth proportional to 3,096.96, 4,272.41 and 1,838.07 is: 2,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.96 : 4,272.41 = 1,838.07 : x
  2. Step 2: Convert to fraction form
    3,096.96/4,272.41 = 1,838.07/x
  3. Step 3: Cross multiply
    3,096.96x = 4,272.41 × 1,838.07
  4. Step 4: Simplify right side
    3,096.96x = 7,852,973.47
  5. Step 5: Solve for x
    x = 7,852,973.47/3,096.96
  6. Step 6: Final answer
    x = 2,535.70

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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.