Home / 4,380.04-6,040.50-2,887.48

Finding the Fourth Proportional to 4,380.04, 6,040.50 and 2,887.48

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Solution

The fourth proportional to 4,380.04, 6,040.50 and 2,887.48 is: 3,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.04 : 6,040.50 = 2,887.48 : x
  2. Step 2: Convert to fraction form
    4,380.04/6,040.50 = 2,887.48/x
  3. Step 3: Cross multiply
    4,380.04x = 6,040.50 × 2,887.48
  4. Step 4: Simplify right side
    4,380.04x = 17,441,822.94
  5. Step 5: Solve for x
    x = 17,441,822.94/4,380.04
  6. Step 6: Final answer
    x = 3,982.11

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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.