Home / 8,308.28-11,465.38-4,531.37

Finding the Fourth Proportional to 8,308.28, 11,465.38 and 4,531.37

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Solution

The fourth proportional to 8,308.28, 11,465.38 and 4,531.37 is: 6,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.28 : 11,465.38 = 4,531.37 : x
  2. Step 2: Convert to fraction form
    8,308.28/11,465.38 = 4,531.37/x
  3. Step 3: Cross multiply
    8,308.28x = 11,465.38 × 4,531.37
  4. Step 4: Simplify right side
    8,308.28x = 51,953,856.31
  5. Step 5: Solve for x
    x = 51,953,856.31/8,308.28
  6. Step 6: Final answer
    x = 6,253.27

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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.