Home / 4,466.06-6,690.14-2,128.33

Finding the Fourth Proportional to 4,466.06, 6,690.14 and 2,128.33

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Solution

The fourth proportional to 4,466.06, 6,690.14 and 2,128.33 is: 3,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,466.06 : 6,690.14 = 2,128.33 : x
  2. Step 2: Convert to fraction form
    4,466.06/6,690.14 = 2,128.33/x
  3. Step 3: Cross multiply
    4,466.06x = 6,690.14 × 2,128.33
  4. Step 4: Simplify right side
    4,466.06x = 14,238,825.67
  5. Step 5: Solve for x
    x = 14,238,825.67/4,466.06
  6. Step 6: Final answer
    x = 3,188.23

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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.