Home / 8,880.48-13,311.10-4,380.66

Finding the Fourth Proportional to 8,880.48, 13,311.10 and 4,380.66

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Solution

The fourth proportional to 8,880.48, 13,311.10 and 4,380.66 is: 6,566.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.48 : 13,311.10 = 4,380.66 : x
  2. Step 2: Convert to fraction form
    8,880.48/13,311.10 = 4,380.66/x
  3. Step 3: Cross multiply
    8,880.48x = 13,311.10 × 4,380.66
  4. Step 4: Simplify right side
    8,880.48x = 58,311,403.33
  5. Step 5: Solve for x
    x = 58,311,403.33/8,880.48
  6. Step 6: Final answer
    x = 6,566.24

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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.