Home / 3,395.86-5,090.28-2,008.92

Finding the Fourth Proportional to 3,395.86, 5,090.28 and 2,008.92

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Solution

The fourth proportional to 3,395.86, 5,090.28 and 2,008.92 is: 3,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.86 : 5,090.28 = 2,008.92 : x
  2. Step 2: Convert to fraction form
    3,395.86/5,090.28 = 2,008.92/x
  3. Step 3: Cross multiply
    3,395.86x = 5,090.28 × 2,008.92
  4. Step 4: Simplify right side
    3,395.86x = 10,225,965.30
  5. Step 5: Solve for x
    x = 10,225,965.30/3,395.86
  6. Step 6: Final answer
    x = 3,011.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.