Home / 6,195.78-9,290.93-2,907.09

Finding the Fourth Proportional to 6,195.78, 9,290.93 and 2,907.09

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Solution

The fourth proportional to 6,195.78, 9,290.93 and 2,907.09 is: 4,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.78 : 9,290.93 = 2,907.09 : x
  2. Step 2: Convert to fraction form
    6,195.78/9,290.93 = 2,907.09/x
  3. Step 3: Cross multiply
    6,195.78x = 9,290.93 × 2,907.09
  4. Step 4: Simplify right side
    6,195.78x = 27,009,555.16
  5. Step 5: Solve for x
    x = 27,009,555.16/6,195.78
  6. Step 6: Final answer
    x = 4,359.35

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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.