Home / 8,116.44-11,200.88-4,578.98

Finding the Fourth Proportional to 8,116.44, 11,200.88 and 4,578.98

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Solution

The fourth proportional to 8,116.44, 11,200.88 and 4,578.98 is: 6,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.44 : 11,200.88 = 4,578.98 : x
  2. Step 2: Convert to fraction form
    8,116.44/11,200.88 = 4,578.98/x
  3. Step 3: Cross multiply
    8,116.44x = 11,200.88 × 4,578.98
  4. Step 4: Simplify right side
    8,116.44x = 51,288,605.50
  5. Step 5: Solve for x
    x = 51,288,605.50/8,116.44
  6. Step 6: Final answer
    x = 6,319.10

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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.