Home / 8,446.26-11,655.82-4,720.26

Finding the Fourth Proportional to 8,446.26, 11,655.82 and 4,720.26

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Solution

The fourth proportional to 8,446.26, 11,655.82 and 4,720.26 is: 6,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.26 : 11,655.82 = 4,720.26 : x
  2. Step 2: Convert to fraction form
    8,446.26/11,655.82 = 4,720.26/x
  3. Step 3: Cross multiply
    8,446.26x = 11,655.82 × 4,720.26
  4. Step 4: Simplify right side
    8,446.26x = 55,018,500.91
  5. Step 5: Solve for x
    x = 55,018,500.91/8,446.26
  6. Step 6: Final answer
    x = 6,513.95

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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.