Home / 3,449.48-4,756.16-2,817.68

Finding the Fourth Proportional to 3,449.48, 4,756.16 and 2,817.68

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Solution

The fourth proportional to 3,449.48, 4,756.16 and 2,817.68 is: 3,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.48 : 4,756.16 = 2,817.68 : x
  2. Step 2: Convert to fraction form
    3,449.48/4,756.16 = 2,817.68/x
  3. Step 3: Cross multiply
    3,449.48x = 4,756.16 × 2,817.68
  4. Step 4: Simplify right side
    3,449.48x = 13,401,336.91
  5. Step 5: Solve for x
    x = 13,401,336.91/3,449.48
  6. Step 6: Final answer
    x = 3,885.03

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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.