Home / 11,789.18-16,269.11-6,484.00

Finding the Fourth Proportional to 11,789.18, 16,269.11 and 6,484.00

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Solution

The fourth proportional to 11,789.18, 16,269.11 and 6,484.00 is: 8,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.18 : 16,269.11 = 6,484.00 : x
  2. Step 2: Convert to fraction form
    11,789.18/16,269.11 = 6,484.00/x
  3. Step 3: Cross multiply
    11,789.18x = 16,269.11 × 6,484.00
  4. Step 4: Simplify right side
    11,789.18x = 105,488,881.85
  5. Step 5: Solve for x
    x = 105,488,881.85/11,789.18
  6. Step 6: Final answer
    x = 8,947.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.