Home / 3,655.08-5,043.70-2,162.73

Finding the Fourth Proportional to 3,655.08, 5,043.70 and 2,162.73

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Solution

The fourth proportional to 3,655.08, 5,043.70 and 2,162.73 is: 2,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.08 : 5,043.70 = 2,162.73 : x
  2. Step 2: Convert to fraction form
    3,655.08/5,043.70 = 2,162.73/x
  3. Step 3: Cross multiply
    3,655.08x = 5,043.70 × 2,162.73
  4. Step 4: Simplify right side
    3,655.08x = 10,908,182.92
  5. Step 5: Solve for x
    x = 10,908,182.92/3,655.08
  6. Step 6: Final answer
    x = 2,984.39

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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.