Home / 8,675.92-13,011.36-4,977.52

Finding the Fourth Proportional to 8,675.92, 13,011.36 and 4,977.52

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Solution

The fourth proportional to 8,675.92, 13,011.36 and 4,977.52 is: 7,464.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.92 : 13,011.36 = 4,977.52 : x
  2. Step 2: Convert to fraction form
    8,675.92/13,011.36 = 4,977.52/x
  3. Step 3: Cross multiply
    8,675.92x = 13,011.36 × 4,977.52
  4. Step 4: Simplify right side
    8,675.92x = 64,764,304.63
  5. Step 5: Solve for x
    x = 64,764,304.63/8,675.92
  6. Step 6: Final answer
    x = 7,464.83

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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.