Home / 1,837.98-2,536.36-1,175

Finding the Fourth Proportional to 1,837.98, 2,536.36 and 1,175

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Solution

The fourth proportional to 1,837.98, 2,536.36 and 1,175 is: 1,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.98 : 2,536.36 = 1,175 : x
  2. Step 2: Convert to fraction form
    1,837.98/2,536.36 = 1,175/x
  3. Step 3: Cross multiply
    1,837.98x = 2,536.36 × 1,175
  4. Step 4: Simplify right side
    1,837.98x = 2,980,223
  5. Step 5: Solve for x
    x = 2,980,223/1,837.98
  6. Step 6: Final answer
    x = 1,621.47

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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.