Home / 5,827.85-8,042.45-3,175.23

Finding the Fourth Proportional to 5,827.85, 8,042.45 and 3,175.23

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Solution

The fourth proportional to 5,827.85, 8,042.45 and 3,175.23 is: 4,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.85 : 8,042.45 = 3,175.23 : x
  2. Step 2: Convert to fraction form
    5,827.85/8,042.45 = 3,175.23/x
  3. Step 3: Cross multiply
    5,827.85x = 8,042.45 × 3,175.23
  4. Step 4: Simplify right side
    5,827.85x = 25,536,628.51
  5. Step 5: Solve for x
    x = 25,536,628.51/5,827.85
  6. Step 6: Final answer
    x = 4,381.83

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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.