Home / 1,837.41-2,536.56-1,139.19

Finding the Fourth Proportional to 1,837.41, 2,536.56 and 1,139.19

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Solution

The fourth proportional to 1,837.41, 2,536.56 and 1,139.19 is: 1,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.41 : 2,536.56 = 1,139.19 : x
  2. Step 2: Convert to fraction form
    1,837.41/2,536.56 = 1,139.19/x
  3. Step 3: Cross multiply
    1,837.41x = 2,536.56 × 1,139.19
  4. Step 4: Simplify right side
    1,837.41x = 2,889,623.79
  5. Step 5: Solve for x
    x = 2,889,623.79/1,837.41
  6. Step 6: Final answer
    x = 1,572.66

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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.