Home / 5,907.21-8,151.27-3,388.63

Finding the Fourth Proportional to 5,907.21, 8,151.27 and 3,388.63

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Solution

The fourth proportional to 5,907.21, 8,151.27 and 3,388.63 is: 4,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.21 : 8,151.27 = 3,388.63 : x
  2. Step 2: Convert to fraction form
    5,907.21/8,151.27 = 3,388.63/x
  3. Step 3: Cross multiply
    5,907.21x = 8,151.27 × 3,388.63
  4. Step 4: Simplify right side
    5,907.21x = 27,621,638.06
  5. Step 5: Solve for x
    x = 27,621,638.06/5,907.21
  6. Step 6: Final answer
    x = 4,675.92

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Double scale
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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.