Home / 1,838.28-2,536.88-1,052.58

Finding the Fourth Proportional to 1,838.28, 2,536.88 and 1,052.58

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Solution

The fourth proportional to 1,838.28, 2,536.88 and 1,052.58 is: 1,452.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.28 : 2,536.88 = 1,052.58 : x
  2. Step 2: Convert to fraction form
    1,838.28/2,536.88 = 1,052.58/x
  3. Step 3: Cross multiply
    1,838.28x = 2,536.88 × 1,052.58
  4. Step 4: Simplify right side
    1,838.28x = 2,670,263.89
  5. Step 5: Solve for x
    x = 2,670,263.89/1,838.28
  6. Step 6: Final answer
    x = 1,452.59

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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.