Home / 4,145.04-5,719.97-2,256.63

Finding the Fourth Proportional to 4,145.04, 5,719.97 and 2,256.63

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Solution

The fourth proportional to 4,145.04, 5,719.97 and 2,256.63 is: 3,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.04 : 5,719.97 = 2,256.63 : x
  2. Step 2: Convert to fraction form
    4,145.04/5,719.97 = 2,256.63/x
  3. Step 3: Cross multiply
    4,145.04x = 5,719.97 × 2,256.63
  4. Step 4: Simplify right side
    4,145.04x = 12,907,855.90
  5. Step 5: Solve for x
    x = 12,907,855.90/4,145.04
  6. Step 6: Final answer
    x = 3,114.05

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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.