Home / 4,731-6,528.78-2,635.26

Finding the Fourth Proportional to 4,731, 6,528.78 and 2,635.26

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Solution

The fourth proportional to 4,731, 6,528.78 and 2,635.26 is: 3,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731 : 6,528.78 = 2,635.26 : x
  2. Step 2: Convert to fraction form
    4,731/6,528.78 = 2,635.26/x
  3. Step 3: Cross multiply
    4,731x = 6,528.78 × 2,635.26
  4. Step 4: Simplify right side
    4,731x = 17,205,032.78
  5. Step 5: Solve for x
    x = 17,205,032.78/4,731
  6. Step 6: Final answer
    x = 3,636.66

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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.