Home / 6,664.10-9,993.45-2,279.30

Finding the Fourth Proportional to 6,664.10, 9,993.45 and 2,279.30

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Solution

The fourth proportional to 6,664.10, 9,993.45 and 2,279.30 is: 3,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.10 : 9,993.45 = 2,279.30 : x
  2. Step 2: Convert to fraction form
    6,664.10/9,993.45 = 2,279.30/x
  3. Step 3: Cross multiply
    6,664.10x = 9,993.45 × 2,279.30
  4. Step 4: Simplify right side
    6,664.10x = 22,778,070.59
  5. Step 5: Solve for x
    x = 22,778,070.59/6,664.10
  6. Step 6: Final answer
    x = 3,418.03

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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.