Home / 5,557.08-8,339-2,635.68

Finding the Fourth Proportional to 5,557.08, 8,339 and 2,635.68

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Solution

The fourth proportional to 5,557.08, 8,339 and 2,635.68 is: 3,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.08 : 8,339 = 2,635.68 : x
  2. Step 2: Convert to fraction form
    5,557.08/8,339 = 2,635.68/x
  3. Step 3: Cross multiply
    5,557.08x = 8,339 × 2,635.68
  4. Step 4: Simplify right side
    5,557.08x = 21,978,935.52
  5. Step 5: Solve for x
    x = 21,978,935.52/5,557.08
  6. Step 6: Final answer
    x = 3,955.12

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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.