Home / 11,472.81-17,215.49-4,453.10

Finding the Fourth Proportional to 11,472.81, 17,215.49 and 4,453.10

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Solution

The fourth proportional to 11,472.81, 17,215.49 and 4,453.10 is: 6,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.81 : 17,215.49 = 4,453.10 : x
  2. Step 2: Convert to fraction form
    11,472.81/17,215.49 = 4,453.10/x
  3. Step 3: Cross multiply
    11,472.81x = 17,215.49 × 4,453.10
  4. Step 4: Simplify right side
    11,472.81x = 76,662,190.18
  5. Step 5: Solve for x
    x = 76,662,190.18/11,472.81
  6. Step 6: Final answer
    x = 6,682.08

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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.