Home / 1,924.37-2,655.68-1,085.34

Finding the Fourth Proportional to 1,924.37, 2,655.68 and 1,085.34

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Solution

The fourth proportional to 1,924.37, 2,655.68 and 1,085.34 is: 1,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.37 : 2,655.68 = 1,085.34 : x
  2. Step 2: Convert to fraction form
    1,924.37/2,655.68 = 1,085.34/x
  3. Step 3: Cross multiply
    1,924.37x = 2,655.68 × 1,085.34
  4. Step 4: Simplify right side
    1,924.37x = 2,882,310.30
  5. Step 5: Solve for x
    x = 2,882,310.30/1,924.37
  6. Step 6: Final answer
    x = 1,497.80

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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.