Home / 8,317.06-12,471.44-2,768.47

Finding the Fourth Proportional to 8,317.06, 12,471.44 and 2,768.47

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Solution

The fourth proportional to 8,317.06, 12,471.44 and 2,768.47 is: 4,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.06 : 12,471.44 = 2,768.47 : x
  2. Step 2: Convert to fraction form
    8,317.06/12,471.44 = 2,768.47/x
  3. Step 3: Cross multiply
    8,317.06x = 12,471.44 × 2,768.47
  4. Step 4: Simplify right side
    8,317.06x = 34,526,762.48
  5. Step 5: Solve for x
    x = 34,526,762.48/8,317.06
  6. Step 6: Final answer
    x = 4,151.32

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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.