Home / 5,903.96-8,856.18-2,205.81

Finding the Fourth Proportional to 5,903.96, 8,856.18 and 2,205.81

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Solution

The fourth proportional to 5,903.96, 8,856.18 and 2,205.81 is: 3,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.96 : 8,856.18 = 2,205.81 : x
  2. Step 2: Convert to fraction form
    5,903.96/8,856.18 = 2,205.81/x
  3. Step 3: Cross multiply
    5,903.96x = 8,856.18 × 2,205.81
  4. Step 4: Simplify right side
    5,903.96x = 19,535,050.41
  5. Step 5: Solve for x
    x = 19,535,050.41/5,903.96
  6. Step 6: Final answer
    x = 3,308.81

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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.