Home / 12,491.08-17,237.54-6,901.96

Finding the Fourth Proportional to 12,491.08, 17,237.54 and 6,901.96

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Solution

The fourth proportional to 12,491.08, 17,237.54 and 6,901.96 is: 9,524.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,491.08 : 17,237.54 = 6,901.96 : x
  2. Step 2: Convert to fraction form
    12,491.08/17,237.54 = 6,901.96/x
  3. Step 3: Cross multiply
    12,491.08x = 17,237.54 × 6,901.96
  4. Step 4: Simplify right side
    12,491.08x = 118,972,811.58
  5. Step 5: Solve for x
    x = 118,972,811.58/12,491.08
  6. Step 6: Final answer
    x = 9,524.62

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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.