Home / 3,372.64-4,653.12-2,045.92

Finding the Fourth Proportional to 3,372.64, 4,653.12 and 2,045.92

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Solution

The fourth proportional to 3,372.64, 4,653.12 and 2,045.92 is: 2,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.64 : 4,653.12 = 2,045.92 : x
  2. Step 2: Convert to fraction form
    3,372.64/4,653.12 = 2,045.92/x
  3. Step 3: Cross multiply
    3,372.64x = 4,653.12 × 2,045.92
  4. Step 4: Simplify right side
    3,372.64x = 9,519,911.27
  5. Step 5: Solve for x
    x = 9,519,911.27/3,372.64
  6. Step 6: Final answer
    x = 2,822.69

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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.