Home / 8,533.14-12,798.45-2,986.08

Finding the Fourth Proportional to 8,533.14, 12,798.45 and 2,986.08

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Solution

The fourth proportional to 8,533.14, 12,798.45 and 2,986.08 is: 4,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.14 : 12,798.45 = 2,986.08 : x
  2. Step 2: Convert to fraction form
    8,533.14/12,798.45 = 2,986.08/x
  3. Step 3: Cross multiply
    8,533.14x = 12,798.45 × 2,986.08
  4. Step 4: Simplify right side
    8,533.14x = 38,217,195.58
  5. Step 5: Solve for x
    x = 38,217,195.58/8,533.14
  6. Step 6: Final answer
    x = 4,478.68

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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.