Home / 9,320.08-13,977.24-3,479.44

Finding the Fourth Proportional to 9,320.08, 13,977.24 and 3,479.44

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Solution

The fourth proportional to 9,320.08, 13,977.24 and 3,479.44 is: 5,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.08 : 13,977.24 = 3,479.44 : x
  2. Step 2: Convert to fraction form
    9,320.08/13,977.24 = 3,479.44/x
  3. Step 3: Cross multiply
    9,320.08x = 13,977.24 × 3,479.44
  4. Step 4: Simplify right side
    9,320.08x = 48,632,967.95
  5. Step 5: Solve for x
    x = 48,632,967.95/9,320.08
  6. Step 6: Final answer
    x = 5,218.08

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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.