Home / 7,629.89-11,466.33-4,511.35

Finding the Fourth Proportional to 7,629.89, 11,466.33 and 4,511.35

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Solution

The fourth proportional to 7,629.89, 11,466.33 and 4,511.35 is: 6,779.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.89 : 11,466.33 = 4,511.35 : x
  2. Step 2: Convert to fraction form
    7,629.89/11,466.33 = 4,511.35/x
  3. Step 3: Cross multiply
    7,629.89x = 11,466.33 × 4,511.35
  4. Step 4: Simplify right side
    7,629.89x = 51,728,625.26
  5. Step 5: Solve for x
    x = 51,728,625.26/7,629.89
  6. Step 6: Final answer
    x = 6,779.74

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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.