Home / 4,531.14-6,249.81-4,378.74

Finding the Fourth Proportional to 4,531.14, 6,249.81 and 4,378.74

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Solution

The fourth proportional to 4,531.14, 6,249.81 and 4,378.74 is: 6,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.14 : 6,249.81 = 4,378.74 : x
  2. Step 2: Convert to fraction form
    4,531.14/6,249.81 = 4,378.74/x
  3. Step 3: Cross multiply
    4,531.14x = 6,249.81 × 4,378.74
  4. Step 4: Simplify right side
    4,531.14x = 27,366,261.79
  5. Step 5: Solve for x
    x = 27,366,261.79/4,531.14
  6. Step 6: Final answer
    x = 6,039.60

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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.