Home / 2,942.92-4,403.34-1,773.40

Finding the Fourth Proportional to 2,942.92, 4,403.34 and 1,773.40

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Solution

The fourth proportional to 2,942.92, 4,403.34 and 1,773.40 is: 2,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.92 : 4,403.34 = 1,773.40 : x
  2. Step 2: Convert to fraction form
    2,942.92/4,403.34 = 1,773.40/x
  3. Step 3: Cross multiply
    2,942.92x = 4,403.34 × 1,773.40
  4. Step 4: Simplify right side
    2,942.92x = 7,808,883.16
  5. Step 5: Solve for x
    x = 7,808,883.16/2,942.92
  6. Step 6: Final answer
    x = 2,653.45

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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.