Home / 11,670.99-16,105.95-6,365.81

Finding the Fourth Proportional to 11,670.99, 16,105.95 and 6,365.81

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Solution

The fourth proportional to 11,670.99, 16,105.95 and 6,365.81 is: 8,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.99 : 16,105.95 = 6,365.81 : x
  2. Step 2: Convert to fraction form
    11,670.99/16,105.95 = 6,365.81/x
  3. Step 3: Cross multiply
    11,670.99x = 16,105.95 × 6,365.81
  4. Step 4: Simplify right side
    11,670.99x = 102,527,337.04
  5. Step 5: Solve for x
    x = 102,527,337.04/11,670.99
  6. Step 6: Final answer
    x = 8,784.80

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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.