Home / 3,926.07-5,418.51-2,532.87

Finding the Fourth Proportional to 3,926.07, 5,418.51 and 2,532.87

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Solution

The fourth proportional to 3,926.07, 5,418.51 and 2,532.87 is: 3,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.07 : 5,418.51 = 2,532.87 : x
  2. Step 2: Convert to fraction form
    3,926.07/5,418.51 = 2,532.87/x
  3. Step 3: Cross multiply
    3,926.07x = 5,418.51 × 2,532.87
  4. Step 4: Simplify right side
    3,926.07x = 13,724,381.42
  5. Step 5: Solve for x
    x = 13,724,381.42/3,926.07
  6. Step 6: Final answer
    x = 3,495.70

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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.