Home / 4,651.16-6,976.98-1,188.44

Finding the Fourth Proportional to 4,651.16, 6,976.98 and 1,188.44

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Solution

The fourth proportional to 4,651.16, 6,976.98 and 1,188.44 is: 1,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.16 : 6,976.98 = 1,188.44 : x
  2. Step 2: Convert to fraction form
    4,651.16/6,976.98 = 1,188.44/x
  3. Step 3: Cross multiply
    4,651.16x = 6,976.98 × 1,188.44
  4. Step 4: Simplify right side
    4,651.16x = 8,291,722.11
  5. Step 5: Solve for x
    x = 8,291,722.11/4,651.16
  6. Step 6: Final answer
    x = 1,782.72

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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.