Home / 2,191.93-3,024.08-1,406.41

Finding the Fourth Proportional to 2,191.93, 3,024.08 and 1,406.41

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Solution

The fourth proportional to 2,191.93, 3,024.08 and 1,406.41 is: 1,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191.93 : 3,024.08 = 1,406.41 : x
  2. Step 2: Convert to fraction form
    2,191.93/3,024.08 = 1,406.41/x
  3. Step 3: Cross multiply
    2,191.93x = 3,024.08 × 1,406.41
  4. Step 4: Simplify right side
    2,191.93x = 4,253,096.35
  5. Step 5: Solve for x
    x = 4,253,096.35/2,191.93
  6. Step 6: Final answer
    x = 1,940.34

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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.