Home / 4,325.77-6,489.46-1,403.29

Finding the Fourth Proportional to 4,325.77, 6,489.46 and 1,403.29

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Solution

The fourth proportional to 4,325.77, 6,489.46 and 1,403.29 is: 2,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.77 : 6,489.46 = 1,403.29 : x
  2. Step 2: Convert to fraction form
    4,325.77/6,489.46 = 1,403.29/x
  3. Step 3: Cross multiply
    4,325.77x = 6,489.46 × 1,403.29
  4. Step 4: Simplify right side
    4,325.77x = 9,106,561.88
  5. Step 5: Solve for x
    x = 9,106,561.88/4,325.77
  6. Step 6: Final answer
    x = 2,105.19

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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.