Home / 1,924.49-2,655.74-1,085.22

Finding the Fourth Proportional to 1,924.49, 2,655.74 and 1,085.22

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Solution

The fourth proportional to 1,924.49, 2,655.74 and 1,085.22 is: 1,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.49 : 2,655.74 = 1,085.22 : x
  2. Step 2: Convert to fraction form
    1,924.49/2,655.74 = 1,085.22/x
  3. Step 3: Cross multiply
    1,924.49x = 2,655.74 × 1,085.22
  4. Step 4: Simplify right side
    1,924.49x = 2,882,064.88
  5. Step 5: Solve for x
    x = 2,882,064.88/1,924.49
  6. Step 6: Final answer
    x = 1,497.57

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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.