Home / 8,525.16-11,766.60-5,385.60

Finding the Fourth Proportional to 8,525.16, 11,766.60 and 5,385.60

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Solution

The fourth proportional to 8,525.16, 11,766.60 and 5,385.60 is: 7,433.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.16 : 11,766.60 = 5,385.60 : x
  2. Step 2: Convert to fraction form
    8,525.16/11,766.60 = 5,385.60/x
  3. Step 3: Cross multiply
    8,525.16x = 11,766.60 × 5,385.60
  4. Step 4: Simplify right side
    8,525.16x = 63,370,200.96
  5. Step 5: Solve for x
    x = 63,370,200.96/8,525.16
  6. Step 6: Final answer
    x = 7,433.32

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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.