Home / 2,263.34-3,408.59-1,992.40

Finding the Fourth Proportional to 2,263.34, 3,408.59 and 1,992.40

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Solution

The fourth proportional to 2,263.34, 3,408.59 and 1,992.40 is: 3,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.34 : 3,408.59 = 1,992.40 : x
  2. Step 2: Convert to fraction form
    2,263.34/3,408.59 = 1,992.40/x
  3. Step 3: Cross multiply
    2,263.34x = 3,408.59 × 1,992.40
  4. Step 4: Simplify right side
    2,263.34x = 6,791,274.72
  5. Step 5: Solve for x
    x = 6,791,274.72/2,263.34
  6. Step 6: Final answer
    x = 3,000.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.