Home / 6,466.23-8,924.36-3,949.80

Finding the Fourth Proportional to 6,466.23, 8,924.36 and 3,949.80

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Solution

The fourth proportional to 6,466.23, 8,924.36 and 3,949.80 is: 5,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.23 : 8,924.36 = 3,949.80 : x
  2. Step 2: Convert to fraction form
    6,466.23/8,924.36 = 3,949.80/x
  3. Step 3: Cross multiply
    6,466.23x = 8,924.36 × 3,949.80
  4. Step 4: Simplify right side
    6,466.23x = 35,249,437.13
  5. Step 5: Solve for x
    x = 35,249,437.13/6,466.23
  6. Step 6: Final answer
    x = 5,451.31

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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.