Home / 3,772.81-5,205.95-2,094.11

Finding the Fourth Proportional to 3,772.81, 5,205.95 and 2,094.11

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Solution

The fourth proportional to 3,772.81, 5,205.95 and 2,094.11 is: 2,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.81 : 5,205.95 = 2,094.11 : x
  2. Step 2: Convert to fraction form
    3,772.81/5,205.95 = 2,094.11/x
  3. Step 3: Cross multiply
    3,772.81x = 5,205.95 × 2,094.11
  4. Step 4: Simplify right side
    3,772.81x = 10,901,834.50
  5. Step 5: Solve for x
    x = 10,901,834.50/3,772.81
  6. Step 6: Final answer
    x = 2,889.58

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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.