Home / 6,459.40-9,683.34-2,561.14

Finding the Fourth Proportional to 6,459.40, 9,683.34 and 2,561.14

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Solution

The fourth proportional to 6,459.40, 9,683.34 and 2,561.14 is: 3,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.40 : 9,683.34 = 2,561.14 : x
  2. Step 2: Convert to fraction form
    6,459.40/9,683.34 = 2,561.14/x
  3. Step 3: Cross multiply
    6,459.40x = 9,683.34 × 2,561.14
  4. Step 4: Simplify right side
    6,459.40x = 24,800,389.41
  5. Step 5: Solve for x
    x = 24,800,389.41/6,459.40
  6. Step 6: Final answer
    x = 3,839.43

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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.