Home / 4,192.64-5,785.84-2,329.64

Finding the Fourth Proportional to 4,192.64, 5,785.84 and 2,329.64

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Solution

The fourth proportional to 4,192.64, 5,785.84 and 2,329.64 is: 3,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.64 : 5,785.84 = 2,329.64 : x
  2. Step 2: Convert to fraction form
    4,192.64/5,785.84 = 2,329.64/x
  3. Step 3: Cross multiply
    4,192.64x = 5,785.84 × 2,329.64
  4. Step 4: Simplify right side
    4,192.64x = 13,478,924.30
  5. Step 5: Solve for x
    x = 13,478,924.30/4,192.64
  6. Step 6: Final answer
    x = 3,214.90

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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.