Home / 3,441.16-4,748.78-1,869.24

Finding the Fourth Proportional to 3,441.16, 4,748.78 and 1,869.24

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Solution

The fourth proportional to 3,441.16, 4,748.78 and 1,869.24 is: 2,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.16 : 4,748.78 = 1,869.24 : x
  2. Step 2: Convert to fraction form
    3,441.16/4,748.78 = 1,869.24/x
  3. Step 3: Cross multiply
    3,441.16x = 4,748.78 × 1,869.24
  4. Step 4: Simplify right side
    3,441.16x = 8,876,609.53
  5. Step 5: Solve for x
    x = 8,876,609.53/3,441.16
  6. Step 6: Final answer
    x = 2,579.54

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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.