Home / 7,268.36-10,907.14-3,108.40

Finding the Fourth Proportional to 7,268.36, 10,907.14 and 3,108.40

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Solution

The fourth proportional to 7,268.36, 10,907.14 and 3,108.40 is: 4,664.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.36 : 10,907.14 = 3,108.40 : x
  2. Step 2: Convert to fraction form
    7,268.36/10,907.14 = 3,108.40/x
  3. Step 3: Cross multiply
    7,268.36x = 10,907.14 × 3,108.40
  4. Step 4: Simplify right side
    7,268.36x = 33,903,753.98
  5. Step 5: Solve for x
    x = 33,903,753.98/7,268.36
  6. Step 6: Final answer
    x = 4,664.57

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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.