Home / 4,193.34-5,784.91-3,187.72

Finding the Fourth Proportional to 4,193.34, 5,784.91 and 3,187.72

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Solution

The fourth proportional to 4,193.34, 5,784.91 and 3,187.72 is: 4,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.34 : 5,784.91 = 3,187.72 : x
  2. Step 2: Convert to fraction form
    4,193.34/5,784.91 = 3,187.72/x
  3. Step 3: Cross multiply
    4,193.34x = 5,784.91 × 3,187.72
  4. Step 4: Simplify right side
    4,193.34x = 18,440,673.31
  5. Step 5: Solve for x
    x = 18,440,673.31/4,193.34
  6. Step 6: Final answer
    x = 4,397.61

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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.