Home / 8,380.49-11,564.70-5,025.16

Finding the Fourth Proportional to 8,380.49, 11,564.70 and 5,025.16

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Solution

The fourth proportional to 8,380.49, 11,564.70 and 5,025.16 is: 6,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.49 : 11,564.70 = 5,025.16 : x
  2. Step 2: Convert to fraction form
    8,380.49/11,564.70 = 5,025.16/x
  3. Step 3: Cross multiply
    8,380.49x = 11,564.70 × 5,025.16
  4. Step 4: Simplify right side
    8,380.49x = 58,114,422.59
  5. Step 5: Solve for x
    x = 58,114,422.59/8,380.49
  6. Step 6: Final answer
    x = 6,934.49

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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.