Home / 11,798.45-17,685.37-4,783.30

Finding the Fourth Proportional to 11,798.45, 17,685.37 and 4,783.30

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Solution

The fourth proportional to 11,798.45, 17,685.37 and 4,783.30 is: 7,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.45 : 17,685.37 = 4,783.30 : x
  2. Step 2: Convert to fraction form
    11,798.45/17,685.37 = 4,783.30/x
  3. Step 3: Cross multiply
    11,798.45x = 17,685.37 × 4,783.30
  4. Step 4: Simplify right side
    11,798.45x = 84,594,406.40
  5. Step 5: Solve for x
    x = 84,594,406.40/11,798.45
  6. Step 6: Final answer
    x = 7,169.96

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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.