Home / 4,746.20-7,118.58-1,236.26

Finding the Fourth Proportional to 4,746.20, 7,118.58 and 1,236.26

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Solution

The fourth proportional to 4,746.20, 7,118.58 and 1,236.26 is: 1,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.20 : 7,118.58 = 1,236.26 : x
  2. Step 2: Convert to fraction form
    4,746.20/7,118.58 = 1,236.26/x
  3. Step 3: Cross multiply
    4,746.20x = 7,118.58 × 1,236.26
  4. Step 4: Simplify right side
    4,746.20x = 8,800,438.14
  5. Step 5: Solve for x
    x = 8,800,438.14/4,746.20
  6. Step 6: Final answer
    x = 1,854.21

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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.