Home / 9,793.19-13,505.58-6,434.79

Finding the Fourth Proportional to 9,793.19, 13,505.58 and 6,434.79

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Solution

The fourth proportional to 9,793.19, 13,505.58 and 6,434.79 is: 8,874.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.19 : 13,505.58 = 6,434.79 : x
  2. Step 2: Convert to fraction form
    9,793.19/13,505.58 = 6,434.79/x
  3. Step 3: Cross multiply
    9,793.19x = 13,505.58 × 6,434.79
  4. Step 4: Simplify right side
    9,793.19x = 86,905,571.13
  5. Step 5: Solve for x
    x = 86,905,571.13/9,793.19
  6. Step 6: Final answer
    x = 8,874.09

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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.