Home / 3,553.20-4,903.06-2,061.60

Finding the Fourth Proportional to 3,553.20, 4,903.06 and 2,061.60

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Solution

The fourth proportional to 3,553.20, 4,903.06 and 2,061.60 is: 2,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.20 : 4,903.06 = 2,061.60 : x
  2. Step 2: Convert to fraction form
    3,553.20/4,903.06 = 2,061.60/x
  3. Step 3: Cross multiply
    3,553.20x = 4,903.06 × 2,061.60
  4. Step 4: Simplify right side
    3,553.20x = 10,108,148.50
  5. Step 5: Solve for x
    x = 10,108,148.50/3,553.20
  6. Step 6: Final answer
    x = 2,844.80

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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.