Home / 8,533.43-12,778.77-5,404.00

Finding the Fourth Proportional to 8,533.43, 12,778.77 and 5,404.00

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Solution

The fourth proportional to 8,533.43, 12,778.77 and 5,404.00 is: 8,092.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.43 : 12,778.77 = 5,404.00 : x
  2. Step 2: Convert to fraction form
    8,533.43/12,778.77 = 5,404.00/x
  3. Step 3: Cross multiply
    8,533.43x = 12,778.77 × 5,404.00
  4. Step 4: Simplify right side
    8,533.43x = 69,056,409.19
  5. Step 5: Solve for x
    x = 69,056,409.19/8,533.43
  6. Step 6: Final answer
    x = 8,092.46

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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.