Home / 3,395.32-4,684.13-2,134.15

Finding the Fourth Proportional to 3,395.32, 4,684.13 and 2,134.15

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Solution

The fourth proportional to 3,395.32, 4,684.13 and 2,134.15 is: 2,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.32 : 4,684.13 = 2,134.15 : x
  2. Step 2: Convert to fraction form
    3,395.32/4,684.13 = 2,134.15/x
  3. Step 3: Cross multiply
    3,395.32x = 4,684.13 × 2,134.15
  4. Step 4: Simplify right side
    3,395.32x = 9,996,621.66
  5. Step 5: Solve for x
    x = 9,996,621.66/3,395.32
  6. Step 6: Final answer
    x = 2,944.24

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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.