Home / 3,094.39-4,262.38-2,890.27

Finding the Fourth Proportional to 3,094.39, 4,262.38 and 2,890.27

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Solution

The fourth proportional to 3,094.39, 4,262.38 and 2,890.27 is: 3,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.39 : 4,262.38 = 2,890.27 : x
  2. Step 2: Convert to fraction form
    3,094.39/4,262.38 = 2,890.27/x
  3. Step 3: Cross multiply
    3,094.39x = 4,262.38 × 2,890.27
  4. Step 4: Simplify right side
    3,094.39x = 12,319,429.04
  5. Step 5: Solve for x
    x = 12,319,429.04/3,094.39
  6. Step 6: Final answer
    x = 3,981.21

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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.