Home / 9,038.66-13,553.73-3,494.61

Finding the Fourth Proportional to 9,038.66, 13,553.73 and 3,494.61

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Solution

The fourth proportional to 9,038.66, 13,553.73 and 3,494.61 is: 5,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.66 : 13,553.73 = 3,494.61 : x
  2. Step 2: Convert to fraction form
    9,038.66/13,553.73 = 3,494.61/x
  3. Step 3: Cross multiply
    9,038.66x = 13,553.73 × 3,494.61
  4. Step 4: Simplify right side
    9,038.66x = 47,365,000.40
  5. Step 5: Solve for x
    x = 47,365,000.40/9,038.66
  6. Step 6: Final answer
    x = 5,240.27

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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.