Home / 3,158.93-4,359.62-1,814.73

Finding the Fourth Proportional to 3,158.93, 4,359.62 and 1,814.73

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Solution

The fourth proportional to 3,158.93, 4,359.62 and 1,814.73 is: 2,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.93 : 4,359.62 = 1,814.73 : x
  2. Step 2: Convert to fraction form
    3,158.93/4,359.62 = 1,814.73/x
  3. Step 3: Cross multiply
    3,158.93x = 4,359.62 × 1,814.73
  4. Step 4: Simplify right side
    3,158.93x = 7,911,524.13
  5. Step 5: Solve for x
    x = 7,911,524.13/3,158.93
  6. Step 6: Final answer
    x = 2,504.50

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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.