Home / 4,915.50-6,783.14-2,926.02

Finding the Fourth Proportional to 4,915.50, 6,783.14 and 2,926.02

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Solution

The fourth proportional to 4,915.50, 6,783.14 and 2,926.02 is: 4,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.50 : 6,783.14 = 2,926.02 : x
  2. Step 2: Convert to fraction form
    4,915.50/6,783.14 = 2,926.02/x
  3. Step 3: Cross multiply
    4,915.50x = 6,783.14 × 2,926.02
  4. Step 4: Simplify right side
    4,915.50x = 19,847,603.30
  5. Step 5: Solve for x
    x = 19,847,603.30/4,915.50
  6. Step 6: Final answer
    x = 4,037.76

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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.