Home / 4,192.12-5,784.90-2,329

Finding the Fourth Proportional to 4,192.12, 5,784.90 and 2,329

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Solution

The fourth proportional to 4,192.12, 5,784.90 and 2,329 is: 3,213.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.12 : 5,784.90 = 2,329 : x
  2. Step 2: Convert to fraction form
    4,192.12/5,784.90 = 2,329/x
  3. Step 3: Cross multiply
    4,192.12x = 5,784.90 × 2,329
  4. Step 4: Simplify right side
    4,192.12x = 13,473,032.10
  5. Step 5: Solve for x
    x = 13,473,032.10/4,192.12
  6. Step 6: Final answer
    x = 3,213.89

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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.