Home / 6,748.30-9,308.91-3,953.26

Finding the Fourth Proportional to 6,748.30, 9,308.91 and 3,953.26

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Solution

The fourth proportional to 6,748.30, 9,308.91 and 3,953.26 is: 5,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.30 : 9,308.91 = 3,953.26 : x
  2. Step 2: Convert to fraction form
    6,748.30/9,308.91 = 3,953.26/x
  3. Step 3: Cross multiply
    6,748.30x = 9,308.91 × 3,953.26
  4. Step 4: Simplify right side
    6,748.30x = 36,800,541.55
  5. Step 5: Solve for x
    x = 36,800,541.55/6,748.30
  6. Step 6: Final answer
    x = 5,453.31

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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.