Home / 3,690.08-5,092.19-2,011.46

Finding the Fourth Proportional to 3,690.08, 5,092.19 and 2,011.46

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Solution

The fourth proportional to 3,690.08, 5,092.19 and 2,011.46 is: 2,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.08 : 5,092.19 = 2,011.46 : x
  2. Step 2: Convert to fraction form
    3,690.08/5,092.19 = 2,011.46/x
  3. Step 3: Cross multiply
    3,690.08x = 5,092.19 × 2,011.46
  4. Step 4: Simplify right side
    3,690.08x = 10,242,700.98
  5. Step 5: Solve for x
    x = 10,242,700.98/3,690.08
  6. Step 6: Final answer
    x = 2,775.74

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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.