Home / 8,359.13-12,530.25-5,241.33

Finding the Fourth Proportional to 8,359.13, 12,530.25 and 5,241.33

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Solution

The fourth proportional to 8,359.13, 12,530.25 and 5,241.33 is: 7,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.13 : 12,530.25 = 5,241.33 : x
  2. Step 2: Convert to fraction form
    8,359.13/12,530.25 = 5,241.33/x
  3. Step 3: Cross multiply
    8,359.13x = 12,530.25 × 5,241.33
  4. Step 4: Simplify right side
    8,359.13x = 65,675,175.23
  5. Step 5: Solve for x
    x = 65,675,175.23/8,359.13
  6. Step 6: Final answer
    x = 7,856.70

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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.