Home / 5,533.33-7,630.87-4,120.49

Finding the Fourth Proportional to 5,533.33, 7,630.87 and 4,120.49

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Solution

The fourth proportional to 5,533.33, 7,630.87 and 4,120.49 is: 5,682.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.33 : 7,630.87 = 4,120.49 : x
  2. Step 2: Convert to fraction form
    5,533.33/7,630.87 = 4,120.49/x
  3. Step 3: Cross multiply
    5,533.33x = 7,630.87 × 4,120.49
  4. Step 4: Simplify right side
    5,533.33x = 31,442,923.53
  5. Step 5: Solve for x
    x = 31,442,923.53/5,533.33
  6. Step 6: Final answer
    x = 5,682.46

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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.