Home / 9,676.32-14,516.40-4,129.60

Finding the Fourth Proportional to 9,676.32, 14,516.40 and 4,129.60

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Solution

The fourth proportional to 9,676.32, 14,516.40 and 4,129.60 is: 6,195.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676.32 : 14,516.40 = 4,129.60 : x
  2. Step 2: Convert to fraction form
    9,676.32/14,516.40 = 4,129.60/x
  3. Step 3: Cross multiply
    9,676.32x = 14,516.40 × 4,129.60
  4. Step 4: Simplify right side
    9,676.32x = 59,946,925.44
  5. Step 5: Solve for x
    x = 59,946,925.44/9,676.32
  6. Step 6: Final answer
    x = 6,195.22

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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.