Home / 10,310.48-15,464.44-4,389.75

Finding the Fourth Proportional to 10,310.48, 15,464.44 and 4,389.75

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Solution

The fourth proportional to 10,310.48, 15,464.44 and 4,389.75 is: 6,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.48 : 15,464.44 = 4,389.75 : x
  2. Step 2: Convert to fraction form
    10,310.48/15,464.44 = 4,389.75/x
  3. Step 3: Cross multiply
    10,310.48x = 15,464.44 × 4,389.75
  4. Step 4: Simplify right side
    10,310.48x = 67,885,025.49
  5. Step 5: Solve for x
    x = 67,885,025.49/10,310.48
  6. Step 6: Final answer
    x = 6,584.08

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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.