Home / 4,418.04-6,620.40-4,001.30

Finding the Fourth Proportional to 4,418.04, 6,620.40 and 4,001.30

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Solution

The fourth proportional to 4,418.04, 6,620.40 and 4,001.30 is: 5,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.04 : 6,620.40 = 4,001.30 : x
  2. Step 2: Convert to fraction form
    4,418.04/6,620.40 = 4,001.30/x
  3. Step 3: Cross multiply
    4,418.04x = 6,620.40 × 4,001.30
  4. Step 4: Simplify right side
    4,418.04x = 26,490,198.24
  5. Step 5: Solve for x
    x = 26,490,198.24/4,418.04
  6. Step 6: Final answer
    x = 5,995.91

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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.