Home / 7,974.42-11,004.23-4,388.77

Finding the Fourth Proportional to 7,974.42, 11,004.23 and 4,388.77

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Solution

The fourth proportional to 7,974.42, 11,004.23 and 4,388.77 is: 6,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.42 : 11,004.23 = 4,388.77 : x
  2. Step 2: Convert to fraction form
    7,974.42/11,004.23 = 4,388.77/x
  3. Step 3: Cross multiply
    7,974.42x = 11,004.23 × 4,388.77
  4. Step 4: Simplify right side
    7,974.42x = 48,294,972.64
  5. Step 5: Solve for x
    x = 48,294,972.64/7,974.42
  6. Step 6: Final answer
    x = 6,056.24

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Half scale
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Double scale
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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.