Home / 5,019.49-7,529.37-2,245.51

Finding the Fourth Proportional to 5,019.49, 7,529.37 and 2,245.51

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Solution

The fourth proportional to 5,019.49, 7,529.37 and 2,245.51 is: 3,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.49 : 7,529.37 = 2,245.51 : x
  2. Step 2: Convert to fraction form
    5,019.49/7,529.37 = 2,245.51/x
  3. Step 3: Cross multiply
    5,019.49x = 7,529.37 × 2,245.51
  4. Step 4: Simplify right side
    5,019.49x = 16,907,275.63
  5. Step 5: Solve for x
    x = 16,907,275.63/5,019.49
  6. Step 6: Final answer
    x = 3,368.33

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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.