Home / 8,817.77-13,217.69-5,533.16

Finding the Fourth Proportional to 8,817.77, 13,217.69 and 5,533.16

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Solution

The fourth proportional to 8,817.77, 13,217.69 and 5,533.16 is: 8,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.77 : 13,217.69 = 5,533.16 : x
  2. Step 2: Convert to fraction form
    8,817.77/13,217.69 = 5,533.16/x
  3. Step 3: Cross multiply
    8,817.77x = 13,217.69 × 5,533.16
  4. Step 4: Simplify right side
    8,817.77x = 73,135,499.85
  5. Step 5: Solve for x
    x = 73,135,499.85/8,817.77
  6. Step 6: Final answer
    x = 8,294.11

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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.