Home / 3,848.77-5,314.46-2,434.75

Finding the Fourth Proportional to 3,848.77, 5,314.46 and 2,434.75

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Solution

The fourth proportional to 3,848.77, 5,314.46 and 2,434.75 is: 3,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.77 : 5,314.46 = 2,434.75 : x
  2. Step 2: Convert to fraction form
    3,848.77/5,314.46 = 2,434.75/x
  3. Step 3: Cross multiply
    3,848.77x = 5,314.46 × 2,434.75
  4. Step 4: Simplify right side
    3,848.77x = 12,939,381.49
  5. Step 5: Solve for x
    x = 12,939,381.49/3,848.77
  6. Step 6: Final answer
    x = 3,361.95

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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.