Home / 4,090.05-6,135.36-1,168.38

Finding the Fourth Proportional to 4,090.05, 6,135.36 and 1,168.38

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Solution

The fourth proportional to 4,090.05, 6,135.36 and 1,168.38 is: 1,752.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.05 : 6,135.36 = 1,168.38 : x
  2. Step 2: Convert to fraction form
    4,090.05/6,135.36 = 1,168.38/x
  3. Step 3: Cross multiply
    4,090.05x = 6,135.36 × 1,168.38
  4. Step 4: Simplify right side
    4,090.05x = 7,168,431.92
  5. Step 5: Solve for x
    x = 7,168,431.92/4,090.05
  6. Step 6: Final answer
    x = 1,752.65

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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.