Home / 8,559.52-12,841.20-2,716.32

Finding the Fourth Proportional to 8,559.52, 12,841.20 and 2,716.32

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Solution

The fourth proportional to 8,559.52, 12,841.20 and 2,716.32 is: 4,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.52 : 12,841.20 = 2,716.32 : x
  2. Step 2: Convert to fraction form
    8,559.52/12,841.20 = 2,716.32/x
  3. Step 3: Cross multiply
    8,559.52x = 12,841.20 × 2,716.32
  4. Step 4: Simplify right side
    8,559.52x = 34,880,808.38
  5. Step 5: Solve for x
    x = 34,880,808.38/8,559.52
  6. Step 6: Final answer
    x = 4,075.09

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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.