Home / 9,911.79-14,864.58-3,246.75

Finding the Fourth Proportional to 9,911.79, 14,864.58 and 3,246.75

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Solution

The fourth proportional to 9,911.79, 14,864.58 and 3,246.75 is: 4,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911.79 : 14,864.58 = 3,246.75 : x
  2. Step 2: Convert to fraction form
    9,911.79/14,864.58 = 3,246.75/x
  3. Step 3: Cross multiply
    9,911.79x = 14,864.58 × 3,246.75
  4. Step 4: Simplify right side
    9,911.79x = 48,261,575.12
  5. Step 5: Solve for x
    x = 48,261,575.12/9,911.79
  6. Step 6: Final answer
    x = 4,869.11

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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.