Home / 4,389.22-6,054.73-2,817.55

Finding the Fourth Proportional to 4,389.22, 6,054.73 and 2,817.55

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Solution

The fourth proportional to 4,389.22, 6,054.73 and 2,817.55 is: 3,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.22 : 6,054.73 = 2,817.55 : x
  2. Step 2: Convert to fraction form
    4,389.22/6,054.73 = 2,817.55/x
  3. Step 3: Cross multiply
    4,389.22x = 6,054.73 × 2,817.55
  4. Step 4: Simplify right side
    4,389.22x = 17,059,520.88
  5. Step 5: Solve for x
    x = 17,059,520.88/4,389.22
  6. Step 6: Final answer
    x = 3,886.69

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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.