Home / 3,441.69-4,749.63-1,869.88

Finding the Fourth Proportional to 3,441.69, 4,749.63 and 1,869.88

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Solution

The fourth proportional to 3,441.69, 4,749.63 and 1,869.88 is: 2,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.69 : 4,749.63 = 1,869.88 : x
  2. Step 2: Convert to fraction form
    3,441.69/4,749.63 = 1,869.88/x
  3. Step 3: Cross multiply
    3,441.69x = 4,749.63 × 1,869.88
  4. Step 4: Simplify right side
    3,441.69x = 8,881,238.14
  5. Step 5: Solve for x
    x = 8,881,238.14/3,441.69
  6. Step 6: Final answer
    x = 2,580.49

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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.