Home / 6,265.59-8,647.94-3,907.28

Finding the Fourth Proportional to 6,265.59, 8,647.94 and 3,907.28

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Solution

The fourth proportional to 6,265.59, 8,647.94 and 3,907.28 is: 5,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.59 : 8,647.94 = 3,907.28 : x
  2. Step 2: Convert to fraction form
    6,265.59/8,647.94 = 3,907.28/x
  3. Step 3: Cross multiply
    6,265.59x = 8,647.94 × 3,907.28
  4. Step 4: Simplify right side
    6,265.59x = 33,789,860.23
  5. Step 5: Solve for x
    x = 33,789,860.23/6,265.59
  6. Step 6: Final answer
    x = 5,392.93

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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.