Home / 4,869.45-6,720.03-2,744.93

Finding the Fourth Proportional to 4,869.45, 6,720.03 and 2,744.93

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Solution

The fourth proportional to 4,869.45, 6,720.03 and 2,744.93 is: 3,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.45 : 6,720.03 = 2,744.93 : x
  2. Step 2: Convert to fraction form
    4,869.45/6,720.03 = 2,744.93/x
  3. Step 3: Cross multiply
    4,869.45x = 6,720.03 × 2,744.93
  4. Step 4: Simplify right side
    4,869.45x = 18,446,028.75
  5. Step 5: Solve for x
    x = 18,446,028.75/4,869.45
  6. Step 6: Final answer
    x = 3,788.11

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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.