Home / 2,865.99-4,279.58-2,274.35

Finding the Fourth Proportional to 2,865.99, 4,279.58 and 2,274.35

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Solution

The fourth proportional to 2,865.99, 4,279.58 and 2,274.35 is: 3,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.99 : 4,279.58 = 2,274.35 : x
  2. Step 2: Convert to fraction form
    2,865.99/4,279.58 = 2,274.35/x
  3. Step 3: Cross multiply
    2,865.99x = 4,279.58 × 2,274.35
  4. Step 4: Simplify right side
    2,865.99x = 9,733,279.16
  5. Step 5: Solve for x
    x = 9,733,279.16/2,865.99
  6. Step 6: Final answer
    x = 3,396.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.