Home / 11,572.23-17,359.71-4,180.17

Finding the Fourth Proportional to 11,572.23, 17,359.71 and 4,180.17

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Solution

The fourth proportional to 11,572.23, 17,359.71 and 4,180.17 is: 6,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.23 : 17,359.71 = 4,180.17 : x
  2. Step 2: Convert to fraction form
    11,572.23/17,359.71 = 4,180.17/x
  3. Step 3: Cross multiply
    11,572.23x = 17,359.71 × 4,180.17
  4. Step 4: Simplify right side
    11,572.23x = 72,566,538.95
  5. Step 5: Solve for x
    x = 72,566,538.95/11,572.23
  6. Step 6: Final answer
    x = 6,270.75

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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.