Home / 10,046.16-15,078.96-4,855.68

Finding the Fourth Proportional to 10,046.16, 15,078.96 and 4,855.68

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Solution

The fourth proportional to 10,046.16, 15,078.96 and 4,855.68 is: 7,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,046.16 : 15,078.96 = 4,855.68 : x
  2. Step 2: Convert to fraction form
    10,046.16/15,078.96 = 4,855.68/x
  3. Step 3: Cross multiply
    10,046.16x = 15,078.96 × 4,855.68
  4. Step 4: Simplify right side
    10,046.16x = 73,218,604.49
  5. Step 5: Solve for x
    x = 73,218,604.49/10,046.16
  6. Step 6: Final answer
    x = 7,288.22

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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.