Home / 10,704.64-16,056.96-2,913.44

Finding the Fourth Proportional to 10,704.64, 16,056.96 and 2,913.44

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Solution

The fourth proportional to 10,704.64, 16,056.96 and 2,913.44 is: 4,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.64 : 16,056.96 = 2,913.44 : x
  2. Step 2: Convert to fraction form
    10,704.64/16,056.96 = 2,913.44/x
  3. Step 3: Cross multiply
    10,704.64x = 16,056.96 × 2,913.44
  4. Step 4: Simplify right side
    10,704.64x = 46,780,989.54
  5. Step 5: Solve for x
    x = 46,780,989.54/10,704.64
  6. Step 6: Final answer
    x = 4,370.16

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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.