Home / 4,525.18-6,788.83-1,405.02

Finding the Fourth Proportional to 4,525.18, 6,788.83 and 1,405.02

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Solution

The fourth proportional to 4,525.18, 6,788.83 and 1,405.02 is: 2,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,525.18 : 6,788.83 = 1,405.02 : x
  2. Step 2: Convert to fraction form
    4,525.18/6,788.83 = 1,405.02/x
  3. Step 3: Cross multiply
    4,525.18x = 6,788.83 × 1,405.02
  4. Step 4: Simplify right side
    4,525.18x = 9,538,457.14
  5. Step 5: Solve for x
    x = 9,538,457.14/4,525.18
  6. Step 6: Final answer
    x = 2,107.86

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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.