Home / 6,410.12-8,845.48-3,577.28

Finding the Fourth Proportional to 6,410.12, 8,845.48 and 3,577.28

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Solution

The fourth proportional to 6,410.12, 8,845.48 and 3,577.28 is: 4,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.12 : 8,845.48 = 3,577.28 : x
  2. Step 2: Convert to fraction form
    6,410.12/8,845.48 = 3,577.28/x
  3. Step 3: Cross multiply
    6,410.12x = 8,845.48 × 3,577.28
  4. Step 4: Simplify right side
    6,410.12x = 31,642,758.69
  5. Step 5: Solve for x
    x = 31,642,758.69/6,410.12
  6. Step 6: Final answer
    x = 4,936.38

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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.