Home / 5,499.03-8,247.63-1,988.36

Finding the Fourth Proportional to 5,499.03, 8,247.63 and 1,988.36

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Solution

The fourth proportional to 5,499.03, 8,247.63 and 1,988.36 is: 2,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.03 : 8,247.63 = 1,988.36 : x
  2. Step 2: Convert to fraction form
    5,499.03/8,247.63 = 1,988.36/x
  3. Step 3: Cross multiply
    5,499.03x = 8,247.63 × 1,988.36
  4. Step 4: Simplify right side
    5,499.03x = 16,399,257.59
  5. Step 5: Solve for x
    x = 16,399,257.59/5,499.03
  6. Step 6: Final answer
    x = 2,982.21

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1.5x scale

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.