Home / 8,633.14-12,949.71-3,699.58

Finding the Fourth Proportional to 8,633.14, 12,949.71 and 3,699.58

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Solution

The fourth proportional to 8,633.14, 12,949.71 and 3,699.58 is: 5,549.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633.14 : 12,949.71 = 3,699.58 : x
  2. Step 2: Convert to fraction form
    8,633.14/12,949.71 = 3,699.58/x
  3. Step 3: Cross multiply
    8,633.14x = 12,949.71 × 3,699.58
  4. Step 4: Simplify right side
    8,633.14x = 47,908,423.37
  5. Step 5: Solve for x
    x = 47,908,423.37/8,633.14
  6. Step 6: Final answer
    x = 5,549.37

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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.