Home / 9,629.48-14,434.50-3,783.80

Finding the Fourth Proportional to 9,629.48, 14,434.50 and 3,783.80

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Solution

The fourth proportional to 9,629.48, 14,434.50 and 3,783.80 is: 5,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.48 : 14,434.50 = 3,783.80 : x
  2. Step 2: Convert to fraction form
    9,629.48/14,434.50 = 3,783.80/x
  3. Step 3: Cross multiply
    9,629.48x = 14,434.50 × 3,783.80
  4. Step 4: Simplify right side
    9,629.48x = 54,617,261.10
  5. Step 5: Solve for x
    x = 54,617,261.10/9,629.48
  6. Step 6: Final answer
    x = 5,671.88

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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.