Home / 9,788.66-14,677.52-3,213.08

Finding the Fourth Proportional to 9,788.66, 14,677.52 and 3,213.08

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Solution

The fourth proportional to 9,788.66, 14,677.52 and 3,213.08 is: 4,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.66 : 14,677.52 = 3,213.08 : x
  2. Step 2: Convert to fraction form
    9,788.66/14,677.52 = 3,213.08/x
  3. Step 3: Cross multiply
    9,788.66x = 14,677.52 × 3,213.08
  4. Step 4: Simplify right side
    9,788.66x = 47,160,045.96
  5. Step 5: Solve for x
    x = 47,160,045.96/9,788.66
  6. Step 6: Final answer
    x = 4,817.82

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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.