Home / 5,477.44-7,558.76-3,119.26

Finding the Fourth Proportional to 5,477.44, 7,558.76 and 3,119.26

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Solution

The fourth proportional to 5,477.44, 7,558.76 and 3,119.26 is: 4,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.44 : 7,558.76 = 3,119.26 : x
  2. Step 2: Convert to fraction form
    5,477.44/7,558.76 = 3,119.26/x
  3. Step 3: Cross multiply
    5,477.44x = 7,558.76 × 3,119.26
  4. Step 4: Simplify right side
    5,477.44x = 23,577,737.72
  5. Step 5: Solve for x
    x = 23,577,737.72/5,477.44
  6. Step 6: Final answer
    x = 4,304.52

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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.