Home / 8,923.19-13,385.01-4,243.69

Finding the Fourth Proportional to 8,923.19, 13,385.01 and 4,243.69

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Solution

The fourth proportional to 8,923.19, 13,385.01 and 4,243.69 is: 6,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.19 : 13,385.01 = 4,243.69 : x
  2. Step 2: Convert to fraction form
    8,923.19/13,385.01 = 4,243.69/x
  3. Step 3: Cross multiply
    8,923.19x = 13,385.01 × 4,243.69
  4. Step 4: Simplify right side
    8,923.19x = 56,801,847.83
  5. Step 5: Solve for x
    x = 56,801,847.83/8,923.19
  6. Step 6: Final answer
    x = 6,365.65

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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.