Home / 3,051.84-4,222.65-2,659.68

Finding the Fourth Proportional to 3,051.84, 4,222.65 and 2,659.68

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Solution

The fourth proportional to 3,051.84, 4,222.65 and 2,659.68 is: 3,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.84 : 4,222.65 = 2,659.68 : x
  2. Step 2: Convert to fraction form
    3,051.84/4,222.65 = 2,659.68/x
  3. Step 3: Cross multiply
    3,051.84x = 4,222.65 × 2,659.68
  4. Step 4: Simplify right side
    3,051.84x = 11,230,897.75
  5. Step 5: Solve for x
    x = 11,230,897.75/3,051.84
  6. Step 6: Final answer
    x = 3,680.04

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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.