Home / 2,286.63-3,153.94-1,402.92

Finding the Fourth Proportional to 2,286.63, 3,153.94 and 1,402.92

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Solution

The fourth proportional to 2,286.63, 3,153.94 and 1,402.92 is: 1,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.63 : 3,153.94 = 1,402.92 : x
  2. Step 2: Convert to fraction form
    2,286.63/3,153.94 = 1,402.92/x
  3. Step 3: Cross multiply
    2,286.63x = 3,153.94 × 1,402.92
  4. Step 4: Simplify right side
    2,286.63x = 4,424,722.00
  5. Step 5: Solve for x
    x = 4,424,722.00/2,286.63
  6. Step 6: Final answer
    x = 1,935.04

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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.