Home / 11,322.13-16,986.13-4,302.27

Finding the Fourth Proportional to 11,322.13, 16,986.13 and 4,302.27

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Solution

The fourth proportional to 11,322.13, 16,986.13 and 4,302.27 is: 6,454.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.13 : 16,986.13 = 4,302.27 : x
  2. Step 2: Convert to fraction form
    11,322.13/16,986.13 = 4,302.27/x
  3. Step 3: Cross multiply
    11,322.13x = 16,986.13 × 4,302.27
  4. Step 4: Simplify right side
    11,322.13x = 73,078,867.26
  5. Step 5: Solve for x
    x = 73,078,867.26/11,322.13
  6. Step 6: Final answer
    x = 6,454.52

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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.