Home / 3,124.44-4,314.06-2,191.32

Finding the Fourth Proportional to 3,124.44, 4,314.06 and 2,191.32

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Solution

The fourth proportional to 3,124.44, 4,314.06 and 2,191.32 is: 3,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.44 : 4,314.06 = 2,191.32 : x
  2. Step 2: Convert to fraction form
    3,124.44/4,314.06 = 2,191.32/x
  3. Step 3: Cross multiply
    3,124.44x = 4,314.06 × 2,191.32
  4. Step 4: Simplify right side
    3,124.44x = 9,453,485.96
  5. Step 5: Solve for x
    x = 9,453,485.96/3,124.44
  6. Step 6: Final answer
    x = 3,025.66

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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.