Home / 4,263.35-6,386.72-2,408.85

Finding the Fourth Proportional to 4,263.35, 6,386.72 and 2,408.85

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Solution

The fourth proportional to 4,263.35, 6,386.72 and 2,408.85 is: 3,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.35 : 6,386.72 = 2,408.85 : x
  2. Step 2: Convert to fraction form
    4,263.35/6,386.72 = 2,408.85/x
  3. Step 3: Cross multiply
    4,263.35x = 6,386.72 × 2,408.85
  4. Step 4: Simplify right side
    4,263.35x = 15,384,638.43
  5. Step 5: Solve for x
    x = 15,384,638.43/4,263.35
  6. Step 6: Final answer
    x = 3,608.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.