Home / 4,252.69-6,379.04-1,479.38

Finding the Fourth Proportional to 4,252.69, 6,379.04 and 1,479.38

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Solution

The fourth proportional to 4,252.69, 6,379.04 and 1,479.38 is: 2,219.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.69 : 6,379.04 = 1,479.38 : x
  2. Step 2: Convert to fraction form
    4,252.69/6,379.04 = 1,479.38/x
  3. Step 3: Cross multiply
    4,252.69x = 6,379.04 × 1,479.38
  4. Step 4: Simplify right side
    4,252.69x = 9,437,024.20
  5. Step 5: Solve for x
    x = 9,437,024.20/4,252.69
  6. Step 6: Final answer
    x = 2,219.07

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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.