Home / 2,942.21-4,059.95-1,763.25

Finding the Fourth Proportional to 2,942.21, 4,059.95 and 1,763.25

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Solution

The fourth proportional to 2,942.21, 4,059.95 and 1,763.25 is: 2,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.21 : 4,059.95 = 1,763.25 : x
  2. Step 2: Convert to fraction form
    2,942.21/4,059.95 = 1,763.25/x
  3. Step 3: Cross multiply
    2,942.21x = 4,059.95 × 1,763.25
  4. Step 4: Simplify right side
    2,942.21x = 7,158,677.72
  5. Step 5: Solve for x
    x = 7,158,677.72/2,942.21
  6. Step 6: Final answer
    x = 2,433.10

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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.