Home / 10,768.08-16,152.10-2,976.88

Finding the Fourth Proportional to 10,768.08, 16,152.10 and 2,976.88

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Solution

The fourth proportional to 10,768.08, 16,152.10 and 2,976.88 is: 4,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.08 : 16,152.10 = 2,976.88 : x
  2. Step 2: Convert to fraction form
    10,768.08/16,152.10 = 2,976.88/x
  3. Step 3: Cross multiply
    10,768.08x = 16,152.10 × 2,976.88
  4. Step 4: Simplify right side
    10,768.08x = 48,082,863.45
  5. Step 5: Solve for x
    x = 48,082,863.45/10,768.08
  6. Step 6: Final answer
    x = 4,465.31

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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.