Home / 8,036.79-12,048.68-3,360.39

Finding the Fourth Proportional to 8,036.79, 12,048.68 and 3,360.39

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Solution

The fourth proportional to 8,036.79, 12,048.68 and 3,360.39 is: 5,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036.79 : 12,048.68 = 3,360.39 : x
  2. Step 2: Convert to fraction form
    8,036.79/12,048.68 = 3,360.39/x
  3. Step 3: Cross multiply
    8,036.79x = 12,048.68 × 3,360.39
  4. Step 4: Simplify right side
    8,036.79x = 40,488,227.00
  5. Step 5: Solve for x
    x = 40,488,227.00/8,036.79
  6. Step 6: Final answer
    x = 5,037.86

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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.