Home / 10,979.36-16,459.32-4,052.24

Finding the Fourth Proportional to 10,979.36, 16,459.32 and 4,052.24

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Solution

The fourth proportional to 10,979.36, 16,459.32 and 4,052.24 is: 6,074.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.36 : 16,459.32 = 4,052.24 : x
  2. Step 2: Convert to fraction form
    10,979.36/16,459.32 = 4,052.24/x
  3. Step 3: Cross multiply
    10,979.36x = 16,459.32 × 4,052.24
  4. Step 4: Simplify right side
    10,979.36x = 66,697,114.88
  5. Step 5: Solve for x
    x = 66,697,114.88/10,979.36
  6. Step 6: Final answer
    x = 6,074.77

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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.