Home / 3,441.36-4,749.08-1,869.46

Finding the Fourth Proportional to 3,441.36, 4,749.08 and 1,869.46

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Solution

The fourth proportional to 3,441.36, 4,749.08 and 1,869.46 is: 2,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.36 : 4,749.08 = 1,869.46 : x
  2. Step 2: Convert to fraction form
    3,441.36/4,749.08 = 1,869.46/x
  3. Step 3: Cross multiply
    3,441.36x = 4,749.08 × 1,869.46
  4. Step 4: Simplify right side
    3,441.36x = 8,878,193.88
  5. Step 5: Solve for x
    x = 8,878,193.88/3,441.36
  6. Step 6: Final answer
    x = 2,579.85

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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.