Home / 9,788.08-13,511.76-6,011.86

Finding the Fourth Proportional to 9,788.08, 13,511.76 and 6,011.86

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Solution

The fourth proportional to 9,788.08, 13,511.76 and 6,011.86 is: 8,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.08 : 13,511.76 = 6,011.86 : x
  2. Step 2: Convert to fraction form
    9,788.08/13,511.76 = 6,011.86/x
  3. Step 3: Cross multiply
    9,788.08x = 13,511.76 × 6,011.86
  4. Step 4: Simplify right side
    9,788.08x = 81,230,809.47
  5. Step 5: Solve for x
    x = 81,230,809.47/9,788.08
  6. Step 6: Final answer
    x = 8,298.95

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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.