Home / 8,854.26-12,217.80-5,269.32

Finding the Fourth Proportional to 8,854.26, 12,217.80 and 5,269.32

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Solution

The fourth proportional to 8,854.26, 12,217.80 and 5,269.32 is: 7,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.26 : 12,217.80 = 5,269.32 : x
  2. Step 2: Convert to fraction form
    8,854.26/12,217.80 = 5,269.32/x
  3. Step 3: Cross multiply
    8,854.26x = 12,217.80 × 5,269.32
  4. Step 4: Simplify right side
    8,854.26x = 64,379,497.90
  5. Step 5: Solve for x
    x = 64,379,497.90/8,854.26
  6. Step 6: Final answer
    x = 7,271.02

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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.