Home / 5,552.38-8,328.60-1,392.37

Finding the Fourth Proportional to 5,552.38, 8,328.60 and 1,392.37

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Solution

The fourth proportional to 5,552.38, 8,328.60 and 1,392.37 is: 2,088.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.38 : 8,328.60 = 1,392.37 : x
  2. Step 2: Convert to fraction form
    5,552.38/8,328.60 = 1,392.37/x
  3. Step 3: Cross multiply
    5,552.38x = 8,328.60 × 1,392.37
  4. Step 4: Simplify right side
    5,552.38x = 11,596,485.82
  5. Step 5: Solve for x
    x = 11,596,485.82/5,552.38
  6. Step 6: Final answer
    x = 2,088.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.