Home / 7,214.39-10,820.21-2,533.30

Finding the Fourth Proportional to 7,214.39, 10,820.21 and 2,533.30

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Solution

The fourth proportional to 7,214.39, 10,820.21 and 2,533.30 is: 3,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.39 : 10,820.21 = 2,533.30 : x
  2. Step 2: Convert to fraction form
    7,214.39/10,820.21 = 2,533.30/x
  3. Step 3: Cross multiply
    7,214.39x = 10,820.21 × 2,533.30
  4. Step 4: Simplify right side
    7,214.39x = 27,410,806.92
  5. Step 5: Solve for x
    x = 27,410,806.92/7,214.39
  6. Step 6: Final answer
    x = 3,799.46

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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.