Home / 8,765.20-12,096.23-4,786.56

Finding the Fourth Proportional to 8,765.20, 12,096.23 and 4,786.56

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Solution

The fourth proportional to 8,765.20, 12,096.23 and 4,786.56 is: 6,605.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.20 : 12,096.23 = 4,786.56 : x
  2. Step 2: Convert to fraction form
    8,765.20/12,096.23 = 4,786.56/x
  3. Step 3: Cross multiply
    8,765.20x = 12,096.23 × 4,786.56
  4. Step 4: Simplify right side
    8,765.20x = 57,899,330.67
  5. Step 5: Solve for x
    x = 57,899,330.67/8,765.20
  6. Step 6: Final answer
    x = 6,605.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.