Home / 5,907.44-8,152.68-3,390.32

Finding the Fourth Proportional to 5,907.44, 8,152.68 and 3,390.32

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Solution

The fourth proportional to 5,907.44, 8,152.68 and 3,390.32 is: 4,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.44 : 8,152.68 = 3,390.32 : x
  2. Step 2: Convert to fraction form
    5,907.44/8,152.68 = 3,390.32/x
  3. Step 3: Cross multiply
    5,907.44x = 8,152.68 × 3,390.32
  4. Step 4: Simplify right side
    5,907.44x = 27,640,194.06
  5. Step 5: Solve for x
    x = 27,640,194.06/5,907.44
  6. Step 6: Final answer
    x = 4,678.88

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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.