Home / 5,289-7,933.50-1,826.25

Finding the Fourth Proportional to 5,289, 7,933.50 and 1,826.25

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Solution

The fourth proportional to 5,289, 7,933.50 and 1,826.25 is: 2,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289 : 7,933.50 = 1,826.25 : x
  2. Step 2: Convert to fraction form
    5,289/7,933.50 = 1,826.25/x
  3. Step 3: Cross multiply
    5,289x = 7,933.50 × 1,826.25
  4. Step 4: Simplify right side
    5,289x = 14,488,554.38
  5. Step 5: Solve for x
    x = 14,488,554.38/5,289
  6. Step 6: Final answer
    x = 2,739.38

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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.