Home / 11,659.12-16,089.60-6,353.94

Finding the Fourth Proportional to 11,659.12, 16,089.60 and 6,353.94

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Solution

The fourth proportional to 11,659.12, 16,089.60 and 6,353.94 is: 8,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.12 : 16,089.60 = 6,353.94 : x
  2. Step 2: Convert to fraction form
    11,659.12/16,089.60 = 6,353.94/x
  3. Step 3: Cross multiply
    11,659.12x = 16,089.60 × 6,353.94
  4. Step 4: Simplify right side
    11,659.12x = 102,232,353.02
  5. Step 5: Solve for x
    x = 102,232,353.02/11,659.12
  6. Step 6: Final answer
    x = 8,768.45

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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.