Home / 5,351.16-7,384.46-2,961.23

Finding the Fourth Proportional to 5,351.16, 7,384.46 and 2,961.23

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Solution

The fourth proportional to 5,351.16, 7,384.46 and 2,961.23 is: 4,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.16 : 7,384.46 = 2,961.23 : x
  2. Step 2: Convert to fraction form
    5,351.16/7,384.46 = 2,961.23/x
  3. Step 3: Cross multiply
    5,351.16x = 7,384.46 × 2,961.23
  4. Step 4: Simplify right side
    5,351.16x = 21,867,032.76
  5. Step 5: Solve for x
    x = 21,867,032.76/5,351.16
  6. Step 6: Final answer
    x = 4,086.41

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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.