Home / 3,392.95-4,682.90-2,214.01

Finding the Fourth Proportional to 3,392.95, 4,682.90 and 2,214.01

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Solution

The fourth proportional to 3,392.95, 4,682.90 and 2,214.01 is: 3,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.95 : 4,682.90 = 2,214.01 : x
  2. Step 2: Convert to fraction form
    3,392.95/4,682.90 = 2,214.01/x
  3. Step 3: Cross multiply
    3,392.95x = 4,682.90 × 2,214.01
  4. Step 4: Simplify right side
    3,392.95x = 10,367,976.36
  5. Step 5: Solve for x
    x = 10,367,976.36/3,392.95
  6. Step 6: Final answer
    x = 3,055.74

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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.