Home / 8,883.18-13,323.42-5,327.28

Finding the Fourth Proportional to 8,883.18, 13,323.42 and 5,327.28

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Solution

The fourth proportional to 8,883.18, 13,323.42 and 5,327.28 is: 7,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.18 : 13,323.42 = 5,327.28 : x
  2. Step 2: Convert to fraction form
    8,883.18/13,323.42 = 5,327.28/x
  3. Step 3: Cross multiply
    8,883.18x = 13,323.42 × 5,327.28
  4. Step 4: Simplify right side
    8,883.18x = 70,977,588.90
  5. Step 5: Solve for x
    x = 70,977,588.90/8,883.18
  6. Step 6: Final answer
    x = 7,990.11

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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.