Home / 3,907.16-5,860.72-1,442.06

Finding the Fourth Proportional to 3,907.16, 5,860.72 and 1,442.06

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Solution

The fourth proportional to 3,907.16, 5,860.72 and 1,442.06 is: 2,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.16 : 5,860.72 = 1,442.06 : x
  2. Step 2: Convert to fraction form
    3,907.16/5,860.72 = 1,442.06/x
  3. Step 3: Cross multiply
    3,907.16x = 5,860.72 × 1,442.06
  4. Step 4: Simplify right side
    3,907.16x = 8,451,509.88
  5. Step 5: Solve for x
    x = 8,451,509.88/3,907.16
  6. Step 6: Final answer
    x = 2,163.08

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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.