Home / 9,953.18-14,931.92-3,289.96

Finding the Fourth Proportional to 9,953.18, 14,931.92 and 3,289.96

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Solution

The fourth proportional to 9,953.18, 14,931.92 and 3,289.96 is: 4,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.18 : 14,931.92 = 3,289.96 : x
  2. Step 2: Convert to fraction form
    9,953.18/14,931.92 = 3,289.96/x
  3. Step 3: Cross multiply
    9,953.18x = 14,931.92 × 3,289.96
  4. Step 4: Simplify right side
    9,953.18x = 49,125,446.41
  5. Step 5: Solve for x
    x = 49,125,446.41/9,953.18
  6. Step 6: Final answer
    x = 4,935.65

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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.