Home / 7,993.06-11,985.18-4,294.24

Finding the Fourth Proportional to 7,993.06, 11,985.18 and 4,294.24

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Solution

The fourth proportional to 7,993.06, 11,985.18 and 4,294.24 is: 6,438.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.06 : 11,985.18 = 4,294.24 : x
  2. Step 2: Convert to fraction form
    7,993.06/11,985.18 = 4,294.24/x
  3. Step 3: Cross multiply
    7,993.06x = 11,985.18 × 4,294.24
  4. Step 4: Simplify right side
    7,993.06x = 51,467,239.36
  5. Step 5: Solve for x
    x = 51,467,239.36/7,993.06
  6. Step 6: Final answer
    x = 6,438.99

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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.