Home / 6,317.56-9,477.36-2,808.77

Finding the Fourth Proportional to 6,317.56, 9,477.36 and 2,808.77

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Solution

The fourth proportional to 6,317.56, 9,477.36 and 2,808.77 is: 4,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.56 : 9,477.36 = 2,808.77 : x
  2. Step 2: Convert to fraction form
    6,317.56/9,477.36 = 2,808.77/x
  3. Step 3: Cross multiply
    6,317.56x = 9,477.36 × 2,808.77
  4. Step 4: Simplify right side
    6,317.56x = 26,619,748.14
  5. Step 5: Solve for x
    x = 26,619,748.14/6,317.56
  6. Step 6: Final answer
    x = 4,213.61

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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.