Home / 7,493.31-11,245.59-2,817.93

Finding the Fourth Proportional to 7,493.31, 11,245.59 and 2,817.93

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Solution

The fourth proportional to 7,493.31, 11,245.59 and 2,817.93 is: 4,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.31 : 11,245.59 = 2,817.93 : x
  2. Step 2: Convert to fraction form
    7,493.31/11,245.59 = 2,817.93/x
  3. Step 3: Cross multiply
    7,493.31x = 11,245.59 × 2,817.93
  4. Step 4: Simplify right side
    7,493.31x = 31,689,229.20
  5. Step 5: Solve for x
    x = 31,689,229.20/7,493.31
  6. Step 6: Final answer
    x = 4,229.01

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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.