Home / 8,317.03-12,477.99-4,418.50

Finding the Fourth Proportional to 8,317.03, 12,477.99 and 4,418.50

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Solution

The fourth proportional to 8,317.03, 12,477.99 and 4,418.50 is: 6,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.03 : 12,477.99 = 4,418.50 : x
  2. Step 2: Convert to fraction form
    8,317.03/12,477.99 = 4,418.50/x
  3. Step 3: Cross multiply
    8,317.03x = 12,477.99 × 4,418.50
  4. Step 4: Simplify right side
    8,317.03x = 55,133,998.82
  5. Step 5: Solve for x
    x = 55,133,998.82/8,317.03
  6. Step 6: Final answer
    x = 6,629.05

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1.5x scale

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.