Home / 5,379.30-8,068.73-1,483.61

Finding the Fourth Proportional to 5,379.30, 8,068.73 and 1,483.61

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Solution

The fourth proportional to 5,379.30, 8,068.73 and 1,483.61 is: 2,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.30 : 8,068.73 = 1,483.61 : x
  2. Step 2: Convert to fraction form
    5,379.30/8,068.73 = 1,483.61/x
  3. Step 3: Cross multiply
    5,379.30x = 8,068.73 × 1,483.61
  4. Step 4: Simplify right side
    5,379.30x = 11,970,811.88
  5. Step 5: Solve for x
    x = 11,970,811.88/5,379.30
  6. Step 6: Final answer
    x = 2,225.35

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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.