Home / 3,687.57-5,088.93-2,195.73

Finding the Fourth Proportional to 3,687.57, 5,088.93 and 2,195.73

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Solution

The fourth proportional to 3,687.57, 5,088.93 and 2,195.73 is: 3,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.57 : 5,088.93 = 2,195.73 : x
  2. Step 2: Convert to fraction form
    3,687.57/5,088.93 = 2,195.73/x
  3. Step 3: Cross multiply
    3,687.57x = 5,088.93 × 2,195.73
  4. Step 4: Simplify right side
    3,687.57x = 11,173,916.27
  5. Step 5: Solve for x
    x = 11,173,916.27/3,687.57
  6. Step 6: Final answer
    x = 3,030.16

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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.