Home / 11,207.80-16,814.19-3,417.22

Finding the Fourth Proportional to 11,207.80, 16,814.19 and 3,417.22

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Solution

The fourth proportional to 11,207.80, 16,814.19 and 3,417.22 is: 5,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.80 : 16,814.19 = 3,417.22 : x
  2. Step 2: Convert to fraction form
    11,207.80/16,814.19 = 3,417.22/x
  3. Step 3: Cross multiply
    11,207.80x = 16,814.19 × 3,417.22
  4. Step 4: Simplify right side
    11,207.80x = 57,457,702.28
  5. Step 5: Solve for x
    x = 57,457,702.28/11,207.80
  6. Step 6: Final answer
    x = 5,126.58

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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.