Home / 6,354.50-9,531.66-3,856.28

Finding the Fourth Proportional to 6,354.50, 9,531.66 and 3,856.28

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Solution

The fourth proportional to 6,354.50, 9,531.66 and 3,856.28 is: 5,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.50 : 9,531.66 = 3,856.28 : x
  2. Step 2: Convert to fraction form
    6,354.50/9,531.66 = 3,856.28/x
  3. Step 3: Cross multiply
    6,354.50x = 9,531.66 × 3,856.28
  4. Step 4: Simplify right side
    6,354.50x = 36,756,749.82
  5. Step 5: Solve for x
    x = 36,756,749.82/6,354.50
  6. Step 6: Final answer
    x = 5,784.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.