Home / 10,768.20-16,150.46-2,977.01

Finding the Fourth Proportional to 10,768.20, 16,150.46 and 2,977.01

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Solution

The fourth proportional to 10,768.20, 16,150.46 and 2,977.01 is: 4,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.20 : 16,150.46 = 2,977.01 : x
  2. Step 2: Convert to fraction form
    10,768.20/16,150.46 = 2,977.01/x
  3. Step 3: Cross multiply
    10,768.20x = 16,150.46 × 2,977.01
  4. Step 4: Simplify right side
    10,768.20x = 48,079,985.29
  5. Step 5: Solve for x
    x = 48,079,985.29/10,768.20
  6. Step 6: Final answer
    x = 4,465.00

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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.