Home / 5,379.39-8,069.07-1,483.77

Finding the Fourth Proportional to 5,379.39, 8,069.07 and 1,483.77

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Solution

The fourth proportional to 5,379.39, 8,069.07 and 1,483.77 is: 2,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.39 : 8,069.07 = 1,483.77 : x
  2. Step 2: Convert to fraction form
    5,379.39/8,069.07 = 1,483.77/x
  3. Step 3: Cross multiply
    5,379.39x = 8,069.07 × 1,483.77
  4. Step 4: Simplify right side
    5,379.39x = 11,972,643.99
  5. Step 5: Solve for x
    x = 11,972,643.99/5,379.39
  6. Step 6: Final answer
    x = 2,225.65

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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.