Home / 7,645.40-11,468.34-2,714.96

Finding the Fourth Proportional to 7,645.40, 11,468.34 and 2,714.96

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Solution

The fourth proportional to 7,645.40, 11,468.34 and 2,714.96 is: 4,072.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.40 : 11,468.34 = 2,714.96 : x
  2. Step 2: Convert to fraction form
    7,645.40/11,468.34 = 2,714.96/x
  3. Step 3: Cross multiply
    7,645.40x = 11,468.34 × 2,714.96
  4. Step 4: Simplify right side
    7,645.40x = 31,136,084.37
  5. Step 5: Solve for x
    x = 31,136,084.37/7,645.40
  6. Step 6: Final answer
    x = 4,072.53

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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.