Home / 2,942.16-4,060.56-1,683.45

Finding the Fourth Proportional to 2,942.16, 4,060.56 and 1,683.45

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Solution

The fourth proportional to 2,942.16, 4,060.56 and 1,683.45 is: 2,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.16 : 4,060.56 = 1,683.45 : x
  2. Step 2: Convert to fraction form
    2,942.16/4,060.56 = 1,683.45/x
  3. Step 3: Cross multiply
    2,942.16x = 4,060.56 × 1,683.45
  4. Step 4: Simplify right side
    2,942.16x = 6,835,749.73
  5. Step 5: Solve for x
    x = 6,835,749.73/2,942.16
  6. Step 6: Final answer
    x = 2,323.38

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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.