Home / 8,231.52-12,339.99-3,036.18

Finding the Fourth Proportional to 8,231.52, 12,339.99 and 3,036.18

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Solution

The fourth proportional to 8,231.52, 12,339.99 and 3,036.18 is: 4,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.52 : 12,339.99 = 3,036.18 : x
  2. Step 2: Convert to fraction form
    8,231.52/12,339.99 = 3,036.18/x
  3. Step 3: Cross multiply
    8,231.52x = 12,339.99 × 3,036.18
  4. Step 4: Simplify right side
    8,231.52x = 37,466,430.84
  5. Step 5: Solve for x
    x = 37,466,430.84/8,231.52
  6. Step 6: Final answer
    x = 4,551.58

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1.5x scale

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.