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Finding the Fourth Proportional to 11,368.77, 17,063.82 and 6,994.77

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Solution

The fourth proportional to 11,368.77, 17,063.82 and 6,994.77 is: 10,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.77 : 17,063.82 = 6,994.77 : x
  2. Step 2: Convert to fraction form
    11,368.77/17,063.82 = 6,994.77/x
  3. Step 3: Cross multiply
    11,368.77x = 17,063.82 × 6,994.77
  4. Step 4: Simplify right side
    11,368.77x = 119,357,496.22
  5. Step 5: Solve for x
    x = 119,357,496.22/11,368.77
  6. Step 6: Final answer
    x = 10,498.72

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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.