Home / 7,774.98-11,659.02-2,227.06

Finding the Fourth Proportional to 7,774.98, 11,659.02 and 2,227.06

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Solution

The fourth proportional to 7,774.98, 11,659.02 and 2,227.06 is: 3,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774.98 : 11,659.02 = 2,227.06 : x
  2. Step 2: Convert to fraction form
    7,774.98/11,659.02 = 2,227.06/x
  3. Step 3: Cross multiply
    7,774.98x = 11,659.02 × 2,227.06
  4. Step 4: Simplify right side
    7,774.98x = 25,965,278.79
  5. Step 5: Solve for x
    x = 25,965,278.79/7,774.98
  6. Step 6: Final answer
    x = 3,339.60

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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.