Home / 7,074.84-10,605.51-2,631.33

Finding the Fourth Proportional to 7,074.84, 10,605.51 and 2,631.33

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Solution

The fourth proportional to 7,074.84, 10,605.51 and 2,631.33 is: 3,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.84 : 10,605.51 = 2,631.33 : x
  2. Step 2: Convert to fraction form
    7,074.84/10,605.51 = 2,631.33/x
  3. Step 3: Cross multiply
    7,074.84x = 10,605.51 × 2,631.33
  4. Step 4: Simplify right side
    7,074.84x = 27,906,596.63
  5. Step 5: Solve for x
    x = 27,906,596.63/7,074.84
  6. Step 6: Final answer
    x = 3,944.48

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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.