Home / 11,342.72-17,013.99-4,417.22

Finding the Fourth Proportional to 11,342.72, 17,013.99 and 4,417.22

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Solution

The fourth proportional to 11,342.72, 17,013.99 and 4,417.22 is: 6,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.72 : 17,013.99 = 4,417.22 : x
  2. Step 2: Convert to fraction form
    11,342.72/17,013.99 = 4,417.22/x
  3. Step 3: Cross multiply
    11,342.72x = 17,013.99 × 4,417.22
  4. Step 4: Simplify right side
    11,342.72x = 75,154,536.91
  5. Step 5: Solve for x
    x = 75,154,536.91/11,342.72
  6. Step 6: Final answer
    x = 6,625.79

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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.