Home / 2,723.49-3,759.18-1,605.07

Finding the Fourth Proportional to 2,723.49, 3,759.18 and 1,605.07

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Solution

The fourth proportional to 2,723.49, 3,759.18 and 1,605.07 is: 2,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.49 : 3,759.18 = 1,605.07 : x
  2. Step 2: Convert to fraction form
    2,723.49/3,759.18 = 1,605.07/x
  3. Step 3: Cross multiply
    2,723.49x = 3,759.18 × 1,605.07
  4. Step 4: Simplify right side
    2,723.49x = 6,033,747.04
  5. Step 5: Solve for x
    x = 6,033,747.04/2,723.49
  6. Step 6: Final answer
    x = 2,215.45

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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.