Home / 4,436.25-6,122.45-3,315.24

Finding the Fourth Proportional to 4,436.25, 6,122.45 and 3,315.24

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Solution

The fourth proportional to 4,436.25, 6,122.45 and 3,315.24 is: 4,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.25 : 6,122.45 = 3,315.24 : x
  2. Step 2: Convert to fraction form
    4,436.25/6,122.45 = 3,315.24/x
  3. Step 3: Cross multiply
    4,436.25x = 6,122.45 × 3,315.24
  4. Step 4: Simplify right side
    4,436.25x = 20,297,364.03
  5. Step 5: Solve for x
    x = 20,297,364.03/4,436.25
  6. Step 6: Final answer
    x = 4,575.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.