Home / 2,947.44-4,412.58-1,711.08

Finding the Fourth Proportional to 2,947.44, 4,412.58 and 1,711.08

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Solution

The fourth proportional to 2,947.44, 4,412.58 and 1,711.08 is: 2,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.44 : 4,412.58 = 1,711.08 : x
  2. Step 2: Convert to fraction form
    2,947.44/4,412.58 = 1,711.08/x
  3. Step 3: Cross multiply
    2,947.44x = 4,412.58 × 1,711.08
  4. Step 4: Simplify right side
    2,947.44x = 7,550,277.39
  5. Step 5: Solve for x
    x = 7,550,277.39/2,947.44
  6. Step 6: Final answer
    x = 2,561.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.