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Finding the Fourth Proportional to 3,389.58, 5,088.02 and 3,002.00

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Solution

The fourth proportional to 3,389.58, 5,088.02 and 3,002.00 is: 4,506.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.58 : 5,088.02 = 3,002.00 : x
  2. Step 2: Convert to fraction form
    3,389.58/5,088.02 = 3,002.00/x
  3. Step 3: Cross multiply
    3,389.58x = 5,088.02 × 3,002.00
  4. Step 4: Simplify right side
    3,389.58x = 15,274,195.59
  5. Step 5: Solve for x
    x = 15,274,195.59/3,389.58
  6. Step 6: Final answer
    x = 4,506.22

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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.