Home / 3,338.61-5,009.19-1,146.07

Finding the Fourth Proportional to 3,338.61, 5,009.19 and 1,146.07

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Solution

The fourth proportional to 3,338.61, 5,009.19 and 1,146.07 is: 1,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.61 : 5,009.19 = 1,146.07 : x
  2. Step 2: Convert to fraction form
    3,338.61/5,009.19 = 1,146.07/x
  3. Step 3: Cross multiply
    3,338.61x = 5,009.19 × 1,146.07
  4. Step 4: Simplify right side
    3,338.61x = 5,740,882.38
  5. Step 5: Solve for x
    x = 5,740,882.38/3,338.61
  6. Step 6: Final answer
    x = 1,719.54

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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.