Home / 2,942.70-4,060.04-1,763.34

Finding the Fourth Proportional to 2,942.70, 4,060.04 and 1,763.34

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Solution

The fourth proportional to 2,942.70, 4,060.04 and 1,763.34 is: 2,432.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.70 : 4,060.04 = 1,763.34 : x
  2. Step 2: Convert to fraction form
    2,942.70/4,060.04 = 1,763.34/x
  3. Step 3: Cross multiply
    2,942.70x = 4,060.04 × 1,763.34
  4. Step 4: Simplify right side
    2,942.70x = 7,159,230.93
  5. Step 5: Solve for x
    x = 7,159,230.93/2,942.70
  6. Step 6: Final answer
    x = 2,432.88

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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.