Home / 3,585.02-4,945.17-2,167.70

Finding the Fourth Proportional to 3,585.02, 4,945.17 and 2,167.70

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Solution

The fourth proportional to 3,585.02, 4,945.17 and 2,167.70 is: 2,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.02 : 4,945.17 = 2,167.70 : x
  2. Step 2: Convert to fraction form
    3,585.02/4,945.17 = 2,167.70/x
  3. Step 3: Cross multiply
    3,585.02x = 4,945.17 × 2,167.70
  4. Step 4: Simplify right side
    3,585.02x = 10,719,645.01
  5. Step 5: Solve for x
    x = 10,719,645.01/3,585.02
  6. Step 6: Final answer
    x = 2,990.12

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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.