Home / 3,885.10-5,820.68-2,494.98

Finding the Fourth Proportional to 3,885.10, 5,820.68 and 2,494.98

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Solution

The fourth proportional to 3,885.10, 5,820.68 and 2,494.98 is: 3,738.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.10 : 5,820.68 = 2,494.98 : x
  2. Step 2: Convert to fraction form
    3,885.10/5,820.68 = 2,494.98/x
  3. Step 3: Cross multiply
    3,885.10x = 5,820.68 × 2,494.98
  4. Step 4: Simplify right side
    3,885.10x = 14,522,486.42
  5. Step 5: Solve for x
    x = 14,522,486.42/3,885.10
  6. Step 6: Final answer
    x = 3,738.00

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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.