Home / 4,090.68-6,127.44-3,395.76

Finding the Fourth Proportional to 4,090.68, 6,127.44 and 3,395.76

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Solution

The fourth proportional to 4,090.68, 6,127.44 and 3,395.76 is: 5,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.68 : 6,127.44 = 3,395.76 : x
  2. Step 2: Convert to fraction form
    4,090.68/6,127.44 = 3,395.76/x
  3. Step 3: Cross multiply
    4,090.68x = 6,127.44 × 3,395.76
  4. Step 4: Simplify right side
    4,090.68x = 20,807,315.65
  5. Step 5: Solve for x
    x = 20,807,315.65/4,090.68
  6. Step 6: Final answer
    x = 5,086.52

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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.