Home / 7,014.06-9,680.65-4,181.61

Finding the Fourth Proportional to 7,014.06, 9,680.65 and 4,181.61

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Solution

The fourth proportional to 7,014.06, 9,680.65 and 4,181.61 is: 5,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.06 : 9,680.65 = 4,181.61 : x
  2. Step 2: Convert to fraction form
    7,014.06/9,680.65 = 4,181.61/x
  3. Step 3: Cross multiply
    7,014.06x = 9,680.65 × 4,181.61
  4. Step 4: Simplify right side
    7,014.06x = 40,480,702.85
  5. Step 5: Solve for x
    x = 40,480,702.85/7,014.06
  6. Step 6: Final answer
    x = 5,771.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.