Home / 8,745.64-13,110.54-3,483.77

Finding the Fourth Proportional to 8,745.64, 13,110.54 and 3,483.77

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Solution

The fourth proportional to 8,745.64, 13,110.54 and 3,483.77 is: 5,222.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.64 : 13,110.54 = 3,483.77 : x
  2. Step 2: Convert to fraction form
    8,745.64/13,110.54 = 3,483.77/x
  3. Step 3: Cross multiply
    8,745.64x = 13,110.54 × 3,483.77
  4. Step 4: Simplify right side
    8,745.64x = 45,674,027.32
  5. Step 5: Solve for x
    x = 45,674,027.32/8,745.64
  6. Step 6: Final answer
    x = 5,222.49

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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.