Home / 8,986.24-13,475.85-3,437.74

Finding the Fourth Proportional to 8,986.24, 13,475.85 and 3,437.74

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Solution

The fourth proportional to 8,986.24, 13,475.85 and 3,437.74 is: 5,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.24 : 13,475.85 = 3,437.74 : x
  2. Step 2: Convert to fraction form
    8,986.24/13,475.85 = 3,437.74/x
  3. Step 3: Cross multiply
    8,986.24x = 13,475.85 × 3,437.74
  4. Step 4: Simplify right side
    8,986.24x = 46,326,468.58
  5. Step 5: Solve for x
    x = 46,326,468.58/8,986.24
  6. Step 6: Final answer
    x = 5,155.27

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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.