Home / 4,637.09-6,398.56-2,647.52

Finding the Fourth Proportional to 4,637.09, 6,398.56 and 2,647.52

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Solution

The fourth proportional to 4,637.09, 6,398.56 and 2,647.52 is: 3,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.09 : 6,398.56 = 2,647.52 : x
  2. Step 2: Convert to fraction form
    4,637.09/6,398.56 = 2,647.52/x
  3. Step 3: Cross multiply
    4,637.09x = 6,398.56 × 2,647.52
  4. Step 4: Simplify right side
    4,637.09x = 16,940,315.57
  5. Step 5: Solve for x
    x = 16,940,315.57/4,637.09
  6. Step 6: Final answer
    x = 3,653.22

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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.