Home / 2,329.63-3,216.21-1,790.26

Finding the Fourth Proportional to 2,329.63, 3,216.21 and 1,790.26

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Solution

The fourth proportional to 2,329.63, 3,216.21 and 1,790.26 is: 2,471.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.63 : 3,216.21 = 1,790.26 : x
  2. Step 2: Convert to fraction form
    2,329.63/3,216.21 = 1,790.26/x
  3. Step 3: Cross multiply
    2,329.63x = 3,216.21 × 1,790.26
  4. Step 4: Simplify right side
    2,329.63x = 5,757,852.11
  5. Step 5: Solve for x
    x = 5,757,852.11/2,329.63
  6. Step 6: Final answer
    x = 2,471.57

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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.