Home / 3,862.51-5,332.89-2,538.52

Finding the Fourth Proportional to 3,862.51, 5,332.89 and 2,538.52

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Solution

The fourth proportional to 3,862.51, 5,332.89 and 2,538.52 is: 3,504.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.51 : 5,332.89 = 2,538.52 : x
  2. Step 2: Convert to fraction form
    3,862.51/5,332.89 = 2,538.52/x
  3. Step 3: Cross multiply
    3,862.51x = 5,332.89 × 2,538.52
  4. Step 4: Simplify right side
    3,862.51x = 13,537,647.92
  5. Step 5: Solve for x
    x = 13,537,647.92/3,862.51
  6. Step 6: Final answer
    x = 3,504.88

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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.