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Finding the Fourth Proportional to 5,891.36, 8,836.84 and 1,508.86

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Solution

The fourth proportional to 5,891.36, 8,836.84 and 1,508.86 is: 2,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.36 : 8,836.84 = 1,508.86 : x
  2. Step 2: Convert to fraction form
    5,891.36/8,836.84 = 1,508.86/x
  3. Step 3: Cross multiply
    5,891.36x = 8,836.84 × 1,508.86
  4. Step 4: Simplify right side
    5,891.36x = 13,333,502.67
  5. Step 5: Solve for x
    x = 13,333,502.67/5,891.36
  6. Step 6: Final answer
    x = 2,263.23

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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.