Home / 3,549.02-5,350.10-3,311.16

Finding the Fourth Proportional to 3,549.02, 5,350.10 and 3,311.16

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Solution

The fourth proportional to 3,549.02, 5,350.10 and 3,311.16 is: 4,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.02 : 5,350.10 = 3,311.16 : x
  2. Step 2: Convert to fraction form
    3,549.02/5,350.10 = 3,311.16/x
  3. Step 3: Cross multiply
    3,549.02x = 5,350.10 × 3,311.16
  4. Step 4: Simplify right side
    3,549.02x = 17,715,037.12
  5. Step 5: Solve for x
    x = 17,715,037.12/3,549.02
  6. Step 6: Final answer
    x = 4,991.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.