Home / 1,837.47-2,534.31-1,277.94

Finding the Fourth Proportional to 1,837.47, 2,534.31 and 1,277.94

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Solution

The fourth proportional to 1,837.47, 2,534.31 and 1,277.94 is: 1,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.47 : 2,534.31 = 1,277.94 : x
  2. Step 2: Convert to fraction form
    1,837.47/2,534.31 = 1,277.94/x
  3. Step 3: Cross multiply
    1,837.47x = 2,534.31 × 1,277.94
  4. Step 4: Simplify right side
    1,837.47x = 3,238,696.12
  5. Step 5: Solve for x
    x = 3,238,696.12/1,837.47
  6. Step 6: Final answer
    x = 1,762.58

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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.