Home / 8,518.23-12,761.27-4,360.88

Finding the Fourth Proportional to 8,518.23, 12,761.27 and 4,360.88

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Solution

The fourth proportional to 8,518.23, 12,761.27 and 4,360.88 is: 6,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.23 : 12,761.27 = 4,360.88 : x
  2. Step 2: Convert to fraction form
    8,518.23/12,761.27 = 4,360.88/x
  3. Step 3: Cross multiply
    8,518.23x = 12,761.27 × 4,360.88
  4. Step 4: Simplify right side
    8,518.23x = 55,650,314.21
  5. Step 5: Solve for x
    x = 55,650,314.21/8,518.23
  6. Step 6: Final answer
    x = 6,533.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.