Home / 9,408.78-14,108.29-4,723.74

Finding the Fourth Proportional to 9,408.78, 14,108.29 and 4,723.74

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Solution

The fourth proportional to 9,408.78, 14,108.29 and 4,723.74 is: 7,083.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.78 : 14,108.29 = 4,723.74 : x
  2. Step 2: Convert to fraction form
    9,408.78/14,108.29 = 4,723.74/x
  3. Step 3: Cross multiply
    9,408.78x = 14,108.29 × 4,723.74
  4. Step 4: Simplify right side
    9,408.78x = 66,643,893.80
  5. Step 5: Solve for x
    x = 66,643,893.80/9,408.78
  6. Step 6: Final answer
    x = 7,083.16

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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.