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Finding the Fourth Proportional to 6,907.95, 10,359.19 and 3,009.63

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Solution

The fourth proportional to 6,907.95, 10,359.19 and 3,009.63 is: 4,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.95 : 10,359.19 = 3,009.63 : x
  2. Step 2: Convert to fraction form
    6,907.95/10,359.19 = 3,009.63/x
  3. Step 3: Cross multiply
    6,907.95x = 10,359.19 × 3,009.63
  4. Step 4: Simplify right side
    6,907.95x = 31,177,329.00
  5. Step 5: Solve for x
    x = 31,177,329.00/6,907.95
  6. Step 6: Final answer
    x = 4,513.25

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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.