Home / 6,256.11-8,635.35-3,605.28

Finding the Fourth Proportional to 6,256.11, 8,635.35 and 3,605.28

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Solution

The fourth proportional to 6,256.11, 8,635.35 and 3,605.28 is: 4,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.11 : 8,635.35 = 3,605.28 : x
  2. Step 2: Convert to fraction form
    6,256.11/8,635.35 = 3,605.28/x
  3. Step 3: Cross multiply
    6,256.11x = 8,635.35 × 3,605.28
  4. Step 4: Simplify right side
    6,256.11x = 31,132,854.65
  5. Step 5: Solve for x
    x = 31,132,854.65/6,256.11
  6. Step 6: Final answer
    x = 4,976.39

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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.