Home / 9,012.49-13,511.06-5,504.95

Finding the Fourth Proportional to 9,012.49, 13,511.06 and 5,504.95

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Solution

The fourth proportional to 9,012.49, 13,511.06 and 5,504.95 is: 8,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.49 : 13,511.06 = 5,504.95 : x
  2. Step 2: Convert to fraction form
    9,012.49/13,511.06 = 5,504.95/x
  3. Step 3: Cross multiply
    9,012.49x = 13,511.06 × 5,504.95
  4. Step 4: Simplify right side
    9,012.49x = 74,377,682.22
  5. Step 5: Solve for x
    x = 74,377,682.22/9,012.49
  6. Step 6: Final answer
    x = 8,252.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.