Home / 5,990.39-8,985.26-1,830.03

Finding the Fourth Proportional to 5,990.39, 8,985.26 and 1,830.03

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Solution

The fourth proportional to 5,990.39, 8,985.26 and 1,830.03 is: 2,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.39 : 8,985.26 = 1,830.03 : x
  2. Step 2: Convert to fraction form
    5,990.39/8,985.26 = 1,830.03/x
  3. Step 3: Cross multiply
    5,990.39x = 8,985.26 × 1,830.03
  4. Step 4: Simplify right side
    5,990.39x = 16,443,295.36
  5. Step 5: Solve for x
    x = 16,443,295.36/5,990.39
  6. Step 6: Final answer
    x = 2,744.95

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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.