Home / 9,320.58-13,977.99-3,479.94

Finding the Fourth Proportional to 9,320.58, 13,977.99 and 3,479.94

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Solution

The fourth proportional to 9,320.58, 13,977.99 and 3,479.94 is: 5,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.58 : 13,977.99 = 3,479.94 : x
  2. Step 2: Convert to fraction form
    9,320.58/13,977.99 = 3,479.94/x
  3. Step 3: Cross multiply
    9,320.58x = 13,977.99 × 3,479.94
  4. Step 4: Simplify right side
    9,320.58x = 48,642,566.52
  5. Step 5: Solve for x
    x = 48,642,566.52/9,320.58
  6. Step 6: Final answer
    x = 5,218.83

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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.