Home / 9,453.38-13,045.11-5,474.21

Finding the Fourth Proportional to 9,453.38, 13,045.11 and 5,474.21

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Solution

The fourth proportional to 9,453.38, 13,045.11 and 5,474.21 is: 7,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.38 : 13,045.11 = 5,474.21 : x
  2. Step 2: Convert to fraction form
    9,453.38/13,045.11 = 5,474.21/x
  3. Step 3: Cross multiply
    9,453.38x = 13,045.11 × 5,474.21
  4. Step 4: Simplify right side
    9,453.38x = 71,411,671.61
  5. Step 5: Solve for x
    x = 71,411,671.61/9,453.38
  6. Step 6: Final answer
    x = 7,554.09

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Half scale
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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.