Home / 9,579.36-13,219.20-6,039.16

Finding the Fourth Proportional to 9,579.36, 13,219.20 and 6,039.16

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Solution

The fourth proportional to 9,579.36, 13,219.20 and 6,039.16 is: 8,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.36 : 13,219.20 = 6,039.16 : x
  2. Step 2: Convert to fraction form
    9,579.36/13,219.20 = 6,039.16/x
  3. Step 3: Cross multiply
    9,579.36x = 13,219.20 × 6,039.16
  4. Step 4: Simplify right side
    9,579.36x = 79,832,830.82
  5. Step 5: Solve for x
    x = 79,832,830.82/9,579.36
  6. Step 6: Final answer
    x = 8,333.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.