Home / 5,460.40-8,191.82-2,993.95

Finding the Fourth Proportional to 5,460.40, 8,191.82 and 2,993.95

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Solution

The fourth proportional to 5,460.40, 8,191.82 and 2,993.95 is: 4,491.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.40 : 8,191.82 = 2,993.95 : x
  2. Step 2: Convert to fraction form
    5,460.40/8,191.82 = 2,993.95/x
  3. Step 3: Cross multiply
    5,460.40x = 8,191.82 × 2,993.95
  4. Step 4: Simplify right side
    5,460.40x = 24,525,899.49
  5. Step 5: Solve for x
    x = 24,525,899.49/5,460.40
  6. Step 6: Final answer
    x = 4,491.59

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1.5x scale

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.