Home / 5,836.81-8,054.48-3,318.57

Finding the Fourth Proportional to 5,836.81, 8,054.48 and 3,318.57

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Solution

The fourth proportional to 5,836.81, 8,054.48 and 3,318.57 is: 4,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.81 : 8,054.48 = 3,318.57 : x
  2. Step 2: Convert to fraction form
    5,836.81/8,054.48 = 3,318.57/x
  3. Step 3: Cross multiply
    5,836.81x = 8,054.48 × 3,318.57
  4. Step 4: Simplify right side
    5,836.81x = 26,729,298.83
  5. Step 5: Solve for x
    x = 26,729,298.83/5,836.81
  6. Step 6: Final answer
    x = 4,579.44

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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.