Home / 2,947.86-4,423.50-1,193.22

Finding the Fourth Proportional to 2,947.86, 4,423.50 and 1,193.22

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Solution

The fourth proportional to 2,947.86, 4,423.50 and 1,193.22 is: 1,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.86 : 4,423.50 = 1,193.22 : x
  2. Step 2: Convert to fraction form
    2,947.86/4,423.50 = 1,193.22/x
  3. Step 3: Cross multiply
    2,947.86x = 4,423.50 × 1,193.22
  4. Step 4: Simplify right side
    2,947.86x = 5,278,208.67
  5. Step 5: Solve for x
    x = 5,278,208.67/2,947.86
  6. Step 6: Final answer
    x = 1,790.52

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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.