Home / 5,222.13-7,206.69-2,984.37

Finding the Fourth Proportional to 5,222.13, 7,206.69 and 2,984.37

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Solution

The fourth proportional to 5,222.13, 7,206.69 and 2,984.37 is: 4,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.13 : 7,206.69 = 2,984.37 : x
  2. Step 2: Convert to fraction form
    5,222.13/7,206.69 = 2,984.37/x
  3. Step 3: Cross multiply
    5,222.13x = 7,206.69 × 2,984.37
  4. Step 4: Simplify right side
    5,222.13x = 21,507,429.44
  5. Step 5: Solve for x
    x = 21,507,429.44/5,222.13
  6. Step 6: Final answer
    x = 4,118.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.