Home / 3,661.02-5,049.48-2,385.18

Finding the Fourth Proportional to 3,661.02, 5,049.48 and 2,385.18

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Solution

The fourth proportional to 3,661.02, 5,049.48 and 2,385.18 is: 3,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.02 : 5,049.48 = 2,385.18 : x
  2. Step 2: Convert to fraction form
    3,661.02/5,049.48 = 2,385.18/x
  3. Step 3: Cross multiply
    3,661.02x = 5,049.48 × 2,385.18
  4. Step 4: Simplify right side
    3,661.02x = 12,043,918.71
  5. Step 5: Solve for x
    x = 12,043,918.71/3,661.02
  6. Step 6: Final answer
    x = 3,289.77

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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.