Home / 1,837.63-2,536.08-1,009.79

Finding the Fourth Proportional to 1,837.63, 2,536.08 and 1,009.79

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Solution

The fourth proportional to 1,837.63, 2,536.08 and 1,009.79 is: 1,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.63 : 2,536.08 = 1,009.79 : x
  2. Step 2: Convert to fraction form
    1,837.63/2,536.08 = 1,009.79/x
  3. Step 3: Cross multiply
    1,837.63x = 2,536.08 × 1,009.79
  4. Step 4: Simplify right side
    1,837.63x = 2,560,898.07
  5. Step 5: Solve for x
    x = 2,560,898.07/1,837.63
  6. Step 6: Final answer
    x = 1,393.59

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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.