Home / 3,441.35-4,749.03-1,869.45

Finding the Fourth Proportional to 3,441.35, 4,749.03 and 1,869.45

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Solution

The fourth proportional to 3,441.35, 4,749.03 and 1,869.45 is: 2,579.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.35 : 4,749.03 = 1,869.45 : x
  2. Step 2: Convert to fraction form
    3,441.35/4,749.03 = 1,869.45/x
  3. Step 3: Cross multiply
    3,441.35x = 4,749.03 × 1,869.45
  4. Step 4: Simplify right side
    3,441.35x = 8,878,074.13
  5. Step 5: Solve for x
    x = 8,878,074.13/3,441.35
  6. Step 6: Final answer
    x = 2,579.83

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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.