Home / 11,603.47-16,012.32-6,298.19

Finding the Fourth Proportional to 11,603.47, 16,012.32 and 6,298.19

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Solution

The fourth proportional to 11,603.47, 16,012.32 and 6,298.19 is: 8,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.47 : 16,012.32 = 6,298.19 : x
  2. Step 2: Convert to fraction form
    11,603.47/16,012.32 = 6,298.19/x
  3. Step 3: Cross multiply
    11,603.47x = 16,012.32 × 6,298.19
  4. Step 4: Simplify right side
    11,603.47x = 100,848,633.70
  5. Step 5: Solve for x
    x = 100,848,633.70/11,603.47
  6. Step 6: Final answer
    x = 8,691.25

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Double scale
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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.