Home / 7,669.25-11,506.58-3,776.39

Finding the Fourth Proportional to 7,669.25, 11,506.58 and 3,776.39

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Solution

The fourth proportional to 7,669.25, 11,506.58 and 3,776.39 is: 5,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.25 : 11,506.58 = 3,776.39 : x
  2. Step 2: Convert to fraction form
    7,669.25/11,506.58 = 3,776.39/x
  3. Step 3: Cross multiply
    7,669.25x = 11,506.58 × 3,776.39
  4. Step 4: Simplify right side
    7,669.25x = 43,453,314.76
  5. Step 5: Solve for x
    x = 43,453,314.76/7,669.25
  6. Step 6: Final answer
    x = 5,665.91

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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.