Home / 3,529.24-4,866.99-2,112.71

Finding the Fourth Proportional to 3,529.24, 4,866.99 and 2,112.71

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Solution

The fourth proportional to 3,529.24, 4,866.99 and 2,112.71 is: 2,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.24 : 4,866.99 = 2,112.71 : x
  2. Step 2: Convert to fraction form
    3,529.24/4,866.99 = 2,112.71/x
  3. Step 3: Cross multiply
    3,529.24x = 4,866.99 × 2,112.71
  4. Step 4: Simplify right side
    3,529.24x = 10,282,506.19
  5. Step 5: Solve for x
    x = 10,282,506.19/3,529.24
  6. Step 6: Final answer
    x = 2,913.52

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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.