Home / 2,284.92-3,429.29-2,140.92

Finding the Fourth Proportional to 2,284.92, 3,429.29 and 2,140.92

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Solution

The fourth proportional to 2,284.92, 3,429.29 and 2,140.92 is: 3,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.92 : 3,429.29 = 2,140.92 : x
  2. Step 2: Convert to fraction form
    2,284.92/3,429.29 = 2,140.92/x
  3. Step 3: Cross multiply
    2,284.92x = 3,429.29 × 2,140.92
  4. Step 4: Simplify right side
    2,284.92x = 7,341,835.55
  5. Step 5: Solve for x
    x = 7,341,835.55/2,284.92
  6. Step 6: Final answer
    x = 3,213.17

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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.