Home / 6,310.08-8,707.92-3,515.52

Finding the Fourth Proportional to 6,310.08, 8,707.92 and 3,515.52

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Solution

The fourth proportional to 6,310.08, 8,707.92 and 3,515.52 is: 4,851.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.08 : 8,707.92 = 3,515.52 : x
  2. Step 2: Convert to fraction form
    6,310.08/8,707.92 = 3,515.52/x
  3. Step 3: Cross multiply
    6,310.08x = 8,707.92 × 3,515.52
  4. Step 4: Simplify right side
    6,310.08x = 30,612,866.92
  5. Step 5: Solve for x
    x = 30,612,866.92/6,310.08
  6. Step 6: Final answer
    x = 4,851.42

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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.