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Finding the Fourth Proportional to 5,335.09, 8,003.84 and 1,637.84

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Solution

The fourth proportional to 5,335.09, 8,003.84 and 1,637.84 is: 2,457.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.09 : 8,003.84 = 1,637.84 : x
  2. Step 2: Convert to fraction form
    5,335.09/8,003.84 = 1,637.84/x
  3. Step 3: Cross multiply
    5,335.09x = 8,003.84 × 1,637.84
  4. Step 4: Simplify right side
    5,335.09x = 13,109,033.41
  5. Step 5: Solve for x
    x = 13,109,033.41/5,335.09
  6. Step 6: Final answer
    x = 2,457.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.