Home / 11,603.43-16,012.80-6,298.29

Finding the Fourth Proportional to 11,603.43, 16,012.80 and 6,298.29

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Solution

The fourth proportional to 11,603.43, 16,012.80 and 6,298.29 is: 8,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.43 : 16,012.80 = 6,298.29 : x
  2. Step 2: Convert to fraction form
    11,603.43/16,012.80 = 6,298.29/x
  3. Step 3: Cross multiply
    11,603.43x = 16,012.80 × 6,298.29
  4. Step 4: Simplify right side
    11,603.43x = 100,853,258.11
  5. Step 5: Solve for x
    x = 100,853,258.11/11,603.43
  6. Step 6: Final answer
    x = 8,691.68

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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.