Home / 6,317.37-8,717.75-3,484.80

Finding the Fourth Proportional to 6,317.37, 8,717.75 and 3,484.80

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Solution

The fourth proportional to 6,317.37, 8,717.75 and 3,484.80 is: 4,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.37 : 8,717.75 = 3,484.80 : x
  2. Step 2: Convert to fraction form
    6,317.37/8,717.75 = 3,484.80/x
  3. Step 3: Cross multiply
    6,317.37x = 8,717.75 × 3,484.80
  4. Step 4: Simplify right side
    6,317.37x = 30,379,615.20
  5. Step 5: Solve for x
    x = 30,379,615.20/6,317.37
  6. Step 6: Final answer
    x = 4,808.90

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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.