Home / 1,924.99-2,655.96-1,085.65

Finding the Fourth Proportional to 1,924.99, 2,655.96 and 1,085.65

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Solution

The fourth proportional to 1,924.99, 2,655.96 and 1,085.65 is: 1,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.99 : 2,655.96 = 1,085.65 : x
  2. Step 2: Convert to fraction form
    1,924.99/2,655.96 = 1,085.65/x
  3. Step 3: Cross multiply
    1,924.99x = 2,655.96 × 1,085.65
  4. Step 4: Simplify right side
    1,924.99x = 2,883,442.97
  5. Step 5: Solve for x
    x = 2,883,442.97/1,924.99
  6. Step 6: Final answer
    x = 1,497.90

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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.