Home / 3,521.63-4,855.86-2,262.89

Finding the Fourth Proportional to 3,521.63, 4,855.86 and 2,262.89

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Solution

The fourth proportional to 3,521.63, 4,855.86 and 2,262.89 is: 3,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.63 : 4,855.86 = 2,262.89 : x
  2. Step 2: Convert to fraction form
    3,521.63/4,855.86 = 2,262.89/x
  3. Step 3: Cross multiply
    3,521.63x = 4,855.86 × 2,262.89
  4. Step 4: Simplify right side
    3,521.63x = 10,988,252.76
  5. Step 5: Solve for x
    x = 10,988,252.76/3,521.63
  6. Step 6: Final answer
    x = 3,120.22

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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.