Home / 2,286.17-3,423.45-1,553.51

Finding the Fourth Proportional to 2,286.17, 3,423.45 and 1,553.51

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Solution

The fourth proportional to 2,286.17, 3,423.45 and 1,553.51 is: 2,326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.17 : 3,423.45 = 1,553.51 : x
  2. Step 2: Convert to fraction form
    2,286.17/3,423.45 = 1,553.51/x
  3. Step 3: Cross multiply
    2,286.17x = 3,423.45 × 1,553.51
  4. Step 4: Simplify right side
    2,286.17x = 5,318,363.81
  5. Step 5: Solve for x
    x = 5,318,363.81/2,286.17
  6. Step 6: Final answer
    x = 2,326.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.