Home / 3,674.96-5,071.32-2,102.94

Finding the Fourth Proportional to 3,674.96, 5,071.32 and 2,102.94

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Solution

The fourth proportional to 3,674.96, 5,071.32 and 2,102.94 is: 2,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.96 : 5,071.32 = 2,102.94 : x
  2. Step 2: Convert to fraction form
    3,674.96/5,071.32 = 2,102.94/x
  3. Step 3: Cross multiply
    3,674.96x = 5,071.32 × 2,102.94
  4. Step 4: Simplify right side
    3,674.96x = 10,664,681.68
  5. Step 5: Solve for x
    x = 10,664,681.68/3,674.96
  6. Step 6: Final answer
    x = 2,901.99

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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.