Home / 2,156.04-3,233.70-696.24

Finding the Fourth Proportional to 2,156.04, 3,233.70 and 696.24

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Solution

The fourth proportional to 2,156.04, 3,233.70 and 696.24 is: 1,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156.04 : 3,233.70 = 696.24 : x
  2. Step 2: Convert to fraction form
    2,156.04/3,233.70 = 696.24/x
  3. Step 3: Cross multiply
    2,156.04x = 3,233.70 × 696.24
  4. Step 4: Simplify right side
    2,156.04x = 2,251,431.29
  5. Step 5: Solve for x
    x = 2,251,431.29/2,156.04
  6. Step 6: Final answer
    x = 1,044.24

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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.