Home / 5,009.53-6,912.94-2,740.83

Finding the Fourth Proportional to 5,009.53, 6,912.94 and 2,740.83

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Solution

The fourth proportional to 5,009.53, 6,912.94 and 2,740.83 is: 3,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.53 : 6,912.94 = 2,740.83 : x
  2. Step 2: Convert to fraction form
    5,009.53/6,912.94 = 2,740.83/x
  3. Step 3: Cross multiply
    5,009.53x = 6,912.94 × 2,740.83
  4. Step 4: Simplify right side
    5,009.53x = 18,947,193.34
  5. Step 5: Solve for x
    x = 18,947,193.34/5,009.53
  6. Step 6: Final answer
    x = 3,782.23

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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.