Home / 11,976.48-16,527-6,671.88

Finding the Fourth Proportional to 11,976.48, 16,527 and 6,671.88

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Solution

The fourth proportional to 11,976.48, 16,527 and 6,671.88 is: 9,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.48 : 16,527 = 6,671.88 : x
  2. Step 2: Convert to fraction form
    11,976.48/16,527 = 6,671.88/x
  3. Step 3: Cross multiply
    11,976.48x = 16,527 × 6,671.88
  4. Step 4: Simplify right side
    11,976.48x = 110,266,160.76
  5. Step 5: Solve for x
    x = 110,266,160.76/11,976.48
  6. Step 6: Final answer
    x = 9,206.89

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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.