Home / 7,587.37-11,382.57-2,907.19

Finding the Fourth Proportional to 7,587.37, 11,382.57 and 2,907.19

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Solution

The fourth proportional to 7,587.37, 11,382.57 and 2,907.19 is: 4,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.37 : 11,382.57 = 2,907.19 : x
  2. Step 2: Convert to fraction form
    7,587.37/11,382.57 = 2,907.19/x
  3. Step 3: Cross multiply
    7,587.37x = 11,382.57 × 2,907.19
  4. Step 4: Simplify right side
    7,587.37x = 33,091,293.68
  5. Step 5: Solve for x
    x = 33,091,293.68/7,587.37
  6. Step 6: Final answer
    x = 4,361.37

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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.