Home / 7,952.06-11,927.88-2,108.72

Finding the Fourth Proportional to 7,952.06, 11,927.88 and 2,108.72

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Solution

The fourth proportional to 7,952.06, 11,927.88 and 2,108.72 is: 3,163.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.06 : 11,927.88 = 2,108.72 : x
  2. Step 2: Convert to fraction form
    7,952.06/11,927.88 = 2,108.72/x
  3. Step 3: Cross multiply
    7,952.06x = 11,927.88 × 2,108.72
  4. Step 4: Simplify right side
    7,952.06x = 25,152,559.11
  5. Step 5: Solve for x
    x = 25,152,559.11/7,952.06
  6. Step 6: Final answer
    x = 3,163.02

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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.