Home / 1,095.07-1,642.58-273.35

Finding the Fourth Proportional to 1,095.07, 1,642.58 and 273.35

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Solution

The fourth proportional to 1,095.07, 1,642.58 and 273.35 is: 410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095.07 : 1,642.58 = 273.35 : x
  2. Step 2: Convert to fraction form
    1,095.07/1,642.58 = 273.35/x
  3. Step 3: Cross multiply
    1,095.07x = 1,642.58 × 273.35
  4. Step 4: Simplify right side
    1,095.07x = 448,999.24
  5. Step 5: Solve for x
    x = 448,999.24/1,095.07
  6. Step 6: Final answer
    x = 410.02

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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.