Home / 1,812.35-2,501.06-1,026.38

Finding the Fourth Proportional to 1,812.35, 2,501.06 and 1,026.38

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Solution

The fourth proportional to 1,812.35, 2,501.06 and 1,026.38 is: 1,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.35 : 2,501.06 = 1,026.38 : x
  2. Step 2: Convert to fraction form
    1,812.35/2,501.06 = 1,026.38/x
  3. Step 3: Cross multiply
    1,812.35x = 2,501.06 × 1,026.38
  4. Step 4: Simplify right side
    1,812.35x = 2,567,020.33
  5. Step 5: Solve for x
    x = 2,567,020.33/1,812.35
  6. Step 6: Final answer
    x = 1,416.41

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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.