Home / 8,949.02-13,416.14-3,947.83

Finding the Fourth Proportional to 8,949.02, 13,416.14 and 3,947.83

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Solution

The fourth proportional to 8,949.02, 13,416.14 and 3,947.83 is: 5,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.02 : 13,416.14 = 3,947.83 : x
  2. Step 2: Convert to fraction form
    8,949.02/13,416.14 = 3,947.83/x
  3. Step 3: Cross multiply
    8,949.02x = 13,416.14 × 3,947.83
  4. Step 4: Simplify right side
    8,949.02x = 52,964,666.62
  5. Step 5: Solve for x
    x = 52,964,666.62/8,949.02
  6. Step 6: Final answer
    x = 5,918.49

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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.