Home / 1,846.52-2,544.68-1,321.64

Finding the Fourth Proportional to 1,846.52, 2,544.68 and 1,321.64

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Solution

The fourth proportional to 1,846.52, 2,544.68 and 1,321.64 is: 1,821.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.52 : 2,544.68 = 1,321.64 : x
  2. Step 2: Convert to fraction form
    1,846.52/2,544.68 = 1,321.64/x
  3. Step 3: Cross multiply
    1,846.52x = 2,544.68 × 1,321.64
  4. Step 4: Simplify right side
    1,846.52x = 3,363,150.88
  5. Step 5: Solve for x
    x = 3,363,150.88/1,846.52
  6. Step 6: Final answer
    x = 1,821.35

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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.