Home / 6,827.52-9,421.74-4,175.04

Finding the Fourth Proportional to 6,827.52, 9,421.74 and 4,175.04

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Solution

The fourth proportional to 6,827.52, 9,421.74 and 4,175.04 is: 5,761.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.52 : 9,421.74 = 4,175.04 : x
  2. Step 2: Convert to fraction form
    6,827.52/9,421.74 = 4,175.04/x
  3. Step 3: Cross multiply
    6,827.52x = 9,421.74 × 4,175.04
  4. Step 4: Simplify right side
    6,827.52x = 39,336,141.37
  5. Step 5: Solve for x
    x = 39,336,141.37/6,827.52
  6. Step 6: Final answer
    x = 5,761.41

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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.