Home / 8,275.12-11,419.86-4,498.50

Finding the Fourth Proportional to 8,275.12, 11,419.86 and 4,498.50

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Solution

The fourth proportional to 8,275.12, 11,419.86 and 4,498.50 is: 6,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.12 : 11,419.86 = 4,498.50 : x
  2. Step 2: Convert to fraction form
    8,275.12/11,419.86 = 4,498.50/x
  3. Step 3: Cross multiply
    8,275.12x = 11,419.86 × 4,498.50
  4. Step 4: Simplify right side
    8,275.12x = 51,372,240.21
  5. Step 5: Solve for x
    x = 51,372,240.21/8,275.12
  6. Step 6: Final answer
    x = 6,208.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.