Home / 9,957.09-14,935.64-4,113.86

Finding the Fourth Proportional to 9,957.09, 14,935.64 and 4,113.86

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Solution

The fourth proportional to 9,957.09, 14,935.64 and 4,113.86 is: 6,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.09 : 14,935.64 = 4,113.86 : x
  2. Step 2: Convert to fraction form
    9,957.09/14,935.64 = 4,113.86/x
  3. Step 3: Cross multiply
    9,957.09x = 14,935.64 × 4,113.86
  4. Step 4: Simplify right side
    9,957.09x = 61,443,059.86
  5. Step 5: Solve for x
    x = 61,443,059.86/9,957.09
  6. Step 6: Final answer
    x = 6,170.78

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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.