Home / 6,765.34-10,148.97-2,085.73

Finding the Fourth Proportional to 6,765.34, 10,148.97 and 2,085.73

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Solution

The fourth proportional to 6,765.34, 10,148.97 and 2,085.73 is: 3,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.34 : 10,148.97 = 2,085.73 : x
  2. Step 2: Convert to fraction form
    6,765.34/10,148.97 = 2,085.73/x
  3. Step 3: Cross multiply
    6,765.34x = 10,148.97 × 2,085.73
  4. Step 4: Simplify right side
    6,765.34x = 21,168,011.20
  5. Step 5: Solve for x
    x = 21,168,011.20/6,765.34
  6. Step 6: Final answer
    x = 3,128.89

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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.