Home / 6,743.58-10,116.45-2,125.50

Finding the Fourth Proportional to 6,743.58, 10,116.45 and 2,125.50

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Solution

The fourth proportional to 6,743.58, 10,116.45 and 2,125.50 is: 3,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.58 : 10,116.45 = 2,125.50 : x
  2. Step 2: Convert to fraction form
    6,743.58/10,116.45 = 2,125.50/x
  3. Step 3: Cross multiply
    6,743.58x = 10,116.45 × 2,125.50
  4. Step 4: Simplify right side
    6,743.58x = 21,502,514.48
  5. Step 5: Solve for x
    x = 21,502,514.48/6,743.58
  6. Step 6: Final answer
    x = 3,188.59

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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.