Home / 2,922.45-4,378.01-1,462.83

Finding the Fourth Proportional to 2,922.45, 4,378.01 and 1,462.83

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Solution

The fourth proportional to 2,922.45, 4,378.01 and 1,462.83 is: 2,191.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.45 : 4,378.01 = 1,462.83 : x
  2. Step 2: Convert to fraction form
    2,922.45/4,378.01 = 1,462.83/x
  3. Step 3: Cross multiply
    2,922.45x = 4,378.01 × 1,462.83
  4. Step 4: Simplify right side
    2,922.45x = 6,404,277.05
  5. Step 5: Solve for x
    x = 6,404,277.05/2,922.45
  6. Step 6: Final answer
    x = 2,191.41

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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.