Home / 8,559.36-12,836.96-2,716.08

Finding the Fourth Proportional to 8,559.36, 12,836.96 and 2,716.08

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Solution

The fourth proportional to 8,559.36, 12,836.96 and 2,716.08 is: 4,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.36 : 12,836.96 = 2,716.08 : x
  2. Step 2: Convert to fraction form
    8,559.36/12,836.96 = 2,716.08/x
  3. Step 3: Cross multiply
    8,559.36x = 12,836.96 × 2,716.08
  4. Step 4: Simplify right side
    8,559.36x = 34,866,210.32
  5. Step 5: Solve for x
    x = 34,866,210.32/8,559.36
  6. Step 6: Final answer
    x = 4,073.46

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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.