Home / 9,192.40-13,783.10-3,648.35

Finding the Fourth Proportional to 9,192.40, 13,783.10 and 3,648.35

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Solution

The fourth proportional to 9,192.40, 13,783.10 and 3,648.35 is: 5,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.40 : 13,783.10 = 3,648.35 : x
  2. Step 2: Convert to fraction form
    9,192.40/13,783.10 = 3,648.35/x
  3. Step 3: Cross multiply
    9,192.40x = 13,783.10 × 3,648.35
  4. Step 4: Simplify right side
    9,192.40x = 50,285,589.10
  5. Step 5: Solve for x
    x = 50,285,589.10/9,192.40
  6. Step 6: Final answer
    x = 5,470.35

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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.