Home / 3,732.94-5,150.01-2,160.46

Finding the Fourth Proportional to 3,732.94, 5,150.01 and 2,160.46

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Solution

The fourth proportional to 3,732.94, 5,150.01 and 2,160.46 is: 2,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.94 : 5,150.01 = 2,160.46 : x
  2. Step 2: Convert to fraction form
    3,732.94/5,150.01 = 2,160.46/x
  3. Step 3: Cross multiply
    3,732.94x = 5,150.01 × 2,160.46
  4. Step 4: Simplify right side
    3,732.94x = 11,126,390.60
  5. Step 5: Solve for x
    x = 11,126,390.60/3,732.94
  6. Step 6: Final answer
    x = 2,980.60

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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.