Home / 6,466.07-8,918.53-3,811.60

Finding the Fourth Proportional to 6,466.07, 8,918.53 and 3,811.60

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Solution

The fourth proportional to 6,466.07, 8,918.53 and 3,811.60 is: 5,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.07 : 8,918.53 = 3,811.60 : x
  2. Step 2: Convert to fraction form
    6,466.07/8,918.53 = 3,811.60/x
  3. Step 3: Cross multiply
    6,466.07x = 8,918.53 × 3,811.60
  4. Step 4: Simplify right side
    6,466.07x = 33,993,837.12
  5. Step 5: Solve for x
    x = 33,993,837.12/6,466.07
  6. Step 6: Final answer
    x = 5,257.26

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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.