Home / 1,838.07-2,536.53-1,052.12

Finding the Fourth Proportional to 1,838.07, 2,536.53 and 1,052.12

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Solution

The fourth proportional to 1,838.07, 2,536.53 and 1,052.12 is: 1,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.07 : 2,536.53 = 1,052.12 : x
  2. Step 2: Convert to fraction form
    1,838.07/2,536.53 = 1,052.12/x
  3. Step 3: Cross multiply
    1,838.07x = 2,536.53 × 1,052.12
  4. Step 4: Simplify right side
    1,838.07x = 2,668,721.26
  5. Step 5: Solve for x
    x = 2,668,721.26/1,838.07
  6. Step 6: Final answer
    x = 1,451.91

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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.