Home / 8,282.08-11,429.49-4,505.46

Finding the Fourth Proportional to 8,282.08, 11,429.49 and 4,505.46

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Solution

The fourth proportional to 8,282.08, 11,429.49 and 4,505.46 is: 6,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.08 : 11,429.49 = 4,505.46 : x
  2. Step 2: Convert to fraction form
    8,282.08/11,429.49 = 4,505.46/x
  3. Step 3: Cross multiply
    8,282.08x = 11,429.49 × 4,505.46
  4. Step 4: Simplify right side
    8,282.08x = 51,495,110.02
  5. Step 5: Solve for x
    x = 51,495,110.02/8,282.08
  6. Step 6: Final answer
    x = 6,217.65

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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.