Home / 4,611.41-6,915.83-2,143.74

Finding the Fourth Proportional to 4,611.41, 6,915.83 and 2,143.74

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Solution

The fourth proportional to 4,611.41, 6,915.83 and 2,143.74 is: 3,215.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.41 : 6,915.83 = 2,143.74 : x
  2. Step 2: Convert to fraction form
    4,611.41/6,915.83 = 2,143.74/x
  3. Step 3: Cross multiply
    4,611.41x = 6,915.83 × 2,143.74
  4. Step 4: Simplify right side
    4,611.41x = 14,825,730.69
  5. Step 5: Solve for x
    x = 14,825,730.69/4,611.41
  6. Step 6: Final answer
    x = 3,215.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.