Home / 2,465.17-3,694.65-2,156.29

Finding the Fourth Proportional to 2,465.17, 3,694.65 and 2,156.29

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Solution

The fourth proportional to 2,465.17, 3,694.65 and 2,156.29 is: 3,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.17 : 3,694.65 = 2,156.29 : x
  2. Step 2: Convert to fraction form
    2,465.17/3,694.65 = 2,156.29/x
  3. Step 3: Cross multiply
    2,465.17x = 3,694.65 × 2,156.29
  4. Step 4: Simplify right side
    2,465.17x = 7,966,736.85
  5. Step 5: Solve for x
    x = 7,966,736.85/2,465.17
  6. Step 6: Final answer
    x = 3,231.72

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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.