Home / 9,472.38-13,072.48-5,223.42

Finding the Fourth Proportional to 9,472.38, 13,072.48 and 5,223.42

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Solution

The fourth proportional to 9,472.38, 13,072.48 and 5,223.42 is: 7,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,472.38 : 13,072.48 = 5,223.42 : x
  2. Step 2: Convert to fraction form
    9,472.38/13,072.48 = 5,223.42/x
  3. Step 3: Cross multiply
    9,472.38x = 13,072.48 × 5,223.42
  4. Step 4: Simplify right side
    9,472.38x = 68,283,053.48
  5. Step 5: Solve for x
    x = 68,283,053.48/9,472.38
  6. Step 6: Final answer
    x = 7,208.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.