Home / 3,441.09-4,748.72-1,869.19

Finding the Fourth Proportional to 3,441.09, 4,748.72 and 1,869.19

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Solution

The fourth proportional to 3,441.09, 4,748.72 and 1,869.19 is: 2,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.09 : 4,748.72 = 1,869.19 : x
  2. Step 2: Convert to fraction form
    3,441.09/4,748.72 = 1,869.19/x
  3. Step 3: Cross multiply
    3,441.09x = 4,748.72 × 1,869.19
  4. Step 4: Simplify right side
    3,441.09x = 8,876,238.72
  5. Step 5: Solve for x
    x = 8,876,238.72/3,441.09
  6. Step 6: Final answer
    x = 2,579.48

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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.