Home / 4,271.99-6,408.92-1,310.84

Finding the Fourth Proportional to 4,271.99, 6,408.92 and 1,310.84

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Solution

The fourth proportional to 4,271.99, 6,408.92 and 1,310.84 is: 1,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.99 : 6,408.92 = 1,310.84 : x
  2. Step 2: Convert to fraction form
    4,271.99/6,408.92 = 1,310.84/x
  3. Step 3: Cross multiply
    4,271.99x = 6,408.92 × 1,310.84
  4. Step 4: Simplify right side
    4,271.99x = 8,401,030.09
  5. Step 5: Solve for x
    x = 8,401,030.09/4,271.99
  6. Step 6: Final answer
    x = 1,966.54

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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.