Home / 6,412.12-8,848.98-3,617.56

Finding the Fourth Proportional to 6,412.12, 8,848.98 and 3,617.56

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Solution

The fourth proportional to 6,412.12, 8,848.98 and 3,617.56 is: 4,992.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.12 : 8,848.98 = 3,617.56 : x
  2. Step 2: Convert to fraction form
    6,412.12/8,848.98 = 3,617.56/x
  3. Step 3: Cross multiply
    6,412.12x = 8,848.98 × 3,617.56
  4. Step 4: Simplify right side
    6,412.12x = 32,011,716.09
  5. Step 5: Solve for x
    x = 32,011,716.09/6,412.12
  6. Step 6: Final answer
    x = 4,992.38

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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.