Home / 3,775.99-5,664.94-1,178.93

Finding the Fourth Proportional to 3,775.99, 5,664.94 and 1,178.93

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Solution

The fourth proportional to 3,775.99, 5,664.94 and 1,178.93 is: 1,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.99 : 5,664.94 = 1,178.93 : x
  2. Step 2: Convert to fraction form
    3,775.99/5,664.94 = 1,178.93/x
  3. Step 3: Cross multiply
    3,775.99x = 5,664.94 × 1,178.93
  4. Step 4: Simplify right side
    3,775.99x = 6,678,563.00
  5. Step 5: Solve for x
    x = 6,678,563.00/3,775.99
  6. Step 6: Final answer
    x = 1,768.69

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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.