Home / 11,722.65-16,177.44-6,417.37

Finding the Fourth Proportional to 11,722.65, 16,177.44 and 6,417.37

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Solution

The fourth proportional to 11,722.65, 16,177.44 and 6,417.37 is: 8,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.65 : 16,177.44 = 6,417.37 : x
  2. Step 2: Convert to fraction form
    11,722.65/16,177.44 = 6,417.37/x
  3. Step 3: Cross multiply
    11,722.65x = 16,177.44 × 6,417.37
  4. Step 4: Simplify right side
    11,722.65x = 103,816,618.13
  5. Step 5: Solve for x
    x = 103,816,618.13/11,722.65
  6. Step 6: Final answer
    x = 8,856.07

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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.