Home / 3,199.01-4,798.53-1,118.45

Finding the Fourth Proportional to 3,199.01, 4,798.53 and 1,118.45

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Solution

The fourth proportional to 3,199.01, 4,798.53 and 1,118.45 is: 1,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.01 : 4,798.53 = 1,118.45 : x
  2. Step 2: Convert to fraction form
    3,199.01/4,798.53 = 1,118.45/x
  3. Step 3: Cross multiply
    3,199.01x = 4,798.53 × 1,118.45
  4. Step 4: Simplify right side
    3,199.01x = 5,366,927.87
  5. Step 5: Solve for x
    x = 5,366,927.87/3,199.01
  6. Step 6: Final answer
    x = 1,677.69

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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.