Home / 2,256.04-3,113.72-1,372.44

Finding the Fourth Proportional to 2,256.04, 3,113.72 and 1,372.44

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Solution

The fourth proportional to 2,256.04, 3,113.72 and 1,372.44 is: 1,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.04 : 3,113.72 = 1,372.44 : x
  2. Step 2: Convert to fraction form
    2,256.04/3,113.72 = 1,372.44/x
  3. Step 3: Cross multiply
    2,256.04x = 3,113.72 × 1,372.44
  4. Step 4: Simplify right side
    2,256.04x = 4,273,393.88
  5. Step 5: Solve for x
    x = 4,273,393.88/2,256.04
  6. Step 6: Final answer
    x = 1,894.20

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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.