Home / 7,477.16-11,216.76-3,317.07

Finding the Fourth Proportional to 7,477.16, 11,216.76 and 3,317.07

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Solution

The fourth proportional to 7,477.16, 11,216.76 and 3,317.07 is: 4,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.16 : 11,216.76 = 3,317.07 : x
  2. Step 2: Convert to fraction form
    7,477.16/11,216.76 = 3,317.07/x
  3. Step 3: Cross multiply
    7,477.16x = 11,216.76 × 3,317.07
  4. Step 4: Simplify right side
    7,477.16x = 37,206,778.09
  5. Step 5: Solve for x
    x = 37,206,778.09/7,477.16
  6. Step 6: Final answer
    x = 4,976.06

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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.