Home / 7,028.05-10,533.96-2,642.71

Finding the Fourth Proportional to 7,028.05, 10,533.96 and 2,642.71

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Solution

The fourth proportional to 7,028.05, 10,533.96 and 2,642.71 is: 3,961.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.05 : 10,533.96 = 2,642.71 : x
  2. Step 2: Convert to fraction form
    7,028.05/10,533.96 = 2,642.71/x
  3. Step 3: Cross multiply
    7,028.05x = 10,533.96 × 2,642.71
  4. Step 4: Simplify right side
    7,028.05x = 27,838,201.43
  5. Step 5: Solve for x
    x = 27,838,201.43/7,028.05
  6. Step 6: Final answer
    x = 3,961.01

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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.