Home / 11,328.23-16,992.35-4,306.59

Finding the Fourth Proportional to 11,328.23, 16,992.35 and 4,306.59

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Solution

The fourth proportional to 11,328.23, 16,992.35 and 4,306.59 is: 6,459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.23 : 16,992.35 = 4,306.59 : x
  2. Step 2: Convert to fraction form
    11,328.23/16,992.35 = 4,306.59/x
  3. Step 3: Cross multiply
    11,328.23x = 16,992.35 × 4,306.59
  4. Step 4: Simplify right side
    11,328.23x = 73,178,999.62
  5. Step 5: Solve for x
    x = 73,178,999.62/11,328.23
  6. Step 6: Final answer
    x = 6,459.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.