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Finding the Fourth Proportional to 11,676.51, 17,508.58 and 5,095.01

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Solution

The fourth proportional to 11,676.51, 17,508.58 and 5,095.01 is: 7,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.51 : 17,508.58 = 5,095.01 : x
  2. Step 2: Convert to fraction form
    11,676.51/17,508.58 = 5,095.01/x
  3. Step 3: Cross multiply
    11,676.51x = 17,508.58 × 5,095.01
  4. Step 4: Simplify right side
    11,676.51x = 89,206,390.19
  5. Step 5: Solve for x
    x = 89,206,390.19/11,676.51
  6. Step 6: Final answer
    x = 7,639.82

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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.