Home / 8,116.25-11,200.38-4,531.00

Finding the Fourth Proportional to 8,116.25, 11,200.38 and 4,531.00

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Solution

The fourth proportional to 8,116.25, 11,200.38 and 4,531.00 is: 6,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.25 : 11,200.38 = 4,531.00 : x
  2. Step 2: Convert to fraction form
    8,116.25/11,200.38 = 4,531.00/x
  3. Step 3: Cross multiply
    8,116.25x = 11,200.38 × 4,531.00
  4. Step 4: Simplify right side
    8,116.25x = 50,748,888.41
  5. Step 5: Solve for x
    x = 50,748,888.41/8,116.25
  6. Step 6: Final answer
    x = 6,252.75

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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.