Home / 4,393.82-6,559.40-4,240.04

Finding the Fourth Proportional to 4,393.82, 6,559.40 and 4,240.04

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Solution

The fourth proportional to 4,393.82, 6,559.40 and 4,240.04 is: 6,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.82 : 6,559.40 = 4,240.04 : x
  2. Step 2: Convert to fraction form
    4,393.82/6,559.40 = 4,240.04/x
  3. Step 3: Cross multiply
    4,393.82x = 6,559.40 × 4,240.04
  4. Step 4: Simplify right side
    4,393.82x = 27,812,118.38
  5. Step 5: Solve for x
    x = 27,812,118.38/4,393.82
  6. Step 6: Final answer
    x = 6,329.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.