Home / 4,723.43-6,515.76-2,930.30

Finding the Fourth Proportional to 4,723.43, 6,515.76 and 2,930.30

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Solution

The fourth proportional to 4,723.43, 6,515.76 and 2,930.30 is: 4,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.43 : 6,515.76 = 2,930.30 : x
  2. Step 2: Convert to fraction form
    4,723.43/6,515.76 = 2,930.30/x
  3. Step 3: Cross multiply
    4,723.43x = 6,515.76 × 2,930.30
  4. Step 4: Simplify right side
    4,723.43x = 19,093,098.95
  5. Step 5: Solve for x
    x = 19,093,098.95/4,723.43
  6. Step 6: Final answer
    x = 4,042.21

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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.