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Finding the Fourth Proportional to 1,838.15, 2,536.07 and 1,052.04

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Solution

The fourth proportional to 1,838.15, 2,536.07 and 1,052.04 is: 1,451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.15 : 2,536.07 = 1,052.04 : x
  2. Step 2: Convert to fraction form
    1,838.15/2,536.07 = 1,052.04/x
  3. Step 3: Cross multiply
    1,838.15x = 2,536.07 × 1,052.04
  4. Step 4: Simplify right side
    1,838.15x = 2,668,047.08
  5. Step 5: Solve for x
    x = 2,668,047.08/1,838.15
  6. Step 6: Final answer
    x = 1,451.48

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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.