Home / 7,922.76-10,933.57-4,739.34

Finding the Fourth Proportional to 7,922.76, 10,933.57 and 4,739.34

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Solution

The fourth proportional to 7,922.76, 10,933.57 and 4,739.34 is: 6,540.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.76 : 10,933.57 = 4,739.34 : x
  2. Step 2: Convert to fraction form
    7,922.76/10,933.57 = 4,739.34/x
  3. Step 3: Cross multiply
    7,922.76x = 10,933.57 × 4,739.34
  4. Step 4: Simplify right side
    7,922.76x = 51,817,905.64
  5. Step 5: Solve for x
    x = 51,817,905.64/7,922.76
  6. Step 6: Final answer
    x = 6,540.39

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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.