Home / 3,436.44-4,746.15-2,315.42

Finding the Fourth Proportional to 3,436.44, 4,746.15 and 2,315.42

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Solution

The fourth proportional to 3,436.44, 4,746.15 and 2,315.42 is: 3,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.44 : 4,746.15 = 2,315.42 : x
  2. Step 2: Convert to fraction form
    3,436.44/4,746.15 = 2,315.42/x
  3. Step 3: Cross multiply
    3,436.44x = 4,746.15 × 2,315.42
  4. Step 4: Simplify right side
    3,436.44x = 10,989,306.90
  5. Step 5: Solve for x
    x = 10,989,306.90/3,436.44
  6. Step 6: Final answer
    x = 3,197.88

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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.