Home / 4,915.23-6,785.20-2,926.47

Finding the Fourth Proportional to 4,915.23, 6,785.20 and 2,926.47

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Solution

The fourth proportional to 4,915.23, 6,785.20 and 2,926.47 is: 4,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.23 : 6,785.20 = 2,926.47 : x
  2. Step 2: Convert to fraction form
    4,915.23/6,785.20 = 2,926.47/x
  3. Step 3: Cross multiply
    4,915.23x = 6,785.20 × 2,926.47
  4. Step 4: Simplify right side
    4,915.23x = 19,856,684.24
  5. Step 5: Solve for x
    x = 19,856,684.24/4,915.23
  6. Step 6: Final answer
    x = 4,039.83

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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.