Home / 3,441.57-4,749.45-1,869.75

Finding the Fourth Proportional to 3,441.57, 4,749.45 and 1,869.75

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Solution

The fourth proportional to 3,441.57, 4,749.45 and 1,869.75 is: 2,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.57 : 4,749.45 = 1,869.75 : x
  2. Step 2: Convert to fraction form
    3,441.57/4,749.45 = 1,869.75/x
  3. Step 3: Cross multiply
    3,441.57x = 4,749.45 × 1,869.75
  4. Step 4: Simplify right side
    3,441.57x = 8,880,284.14
  5. Step 5: Solve for x
    x = 8,880,284.14/3,441.57
  6. Step 6: Final answer
    x = 2,580.30

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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.