Home / 11,305.04-15,601.28-6,829.59

Finding the Fourth Proportional to 11,305.04, 15,601.28 and 6,829.59

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Solution

The fourth proportional to 11,305.04, 15,601.28 and 6,829.59 is: 9,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.04 : 15,601.28 = 6,829.59 : x
  2. Step 2: Convert to fraction form
    11,305.04/15,601.28 = 6,829.59/x
  3. Step 3: Cross multiply
    11,305.04x = 15,601.28 × 6,829.59
  4. Step 4: Simplify right side
    11,305.04x = 106,550,311.73
  5. Step 5: Solve for x
    x = 106,550,311.73/11,305.04
  6. Step 6: Final answer
    x = 9,425.03

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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.