Home / 7,028.37-10,544.12-2,645.87

Finding the Fourth Proportional to 7,028.37, 10,544.12 and 2,645.87

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Solution

The fourth proportional to 7,028.37, 10,544.12 and 2,645.87 is: 3,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.37 : 10,544.12 = 2,645.87 : x
  2. Step 2: Convert to fraction form
    7,028.37/10,544.12 = 2,645.87/x
  3. Step 3: Cross multiply
    7,028.37x = 10,544.12 × 2,645.87
  4. Step 4: Simplify right side
    7,028.37x = 27,898,304.83
  5. Step 5: Solve for x
    x = 27,898,304.83/7,028.37
  6. Step 6: Final answer
    x = 3,969.38

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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.