Home / 5,629.37-8,444.22-1,931.54

Finding the Fourth Proportional to 5,629.37, 8,444.22 and 1,931.54

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Solution

The fourth proportional to 5,629.37, 8,444.22 and 1,931.54 is: 2,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.37 : 8,444.22 = 1,931.54 : x
  2. Step 2: Convert to fraction form
    5,629.37/8,444.22 = 1,931.54/x
  3. Step 3: Cross multiply
    5,629.37x = 8,444.22 × 1,931.54
  4. Step 4: Simplify right side
    5,629.37x = 16,310,369.81
  5. Step 5: Solve for x
    x = 16,310,369.81/5,629.37
  6. Step 6: Final answer
    x = 2,897.37

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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.