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Finding the Fourth Proportional to 8,592.36, 11,856.47 and 5,008.08

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Solution

The fourth proportional to 8,592.36, 11,856.47 and 5,008.08 is: 6,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.36 : 11,856.47 = 5,008.08 : x
  2. Step 2: Convert to fraction form
    8,592.36/11,856.47 = 5,008.08/x
  3. Step 3: Cross multiply
    8,592.36x = 11,856.47 × 5,008.08
  4. Step 4: Simplify right side
    8,592.36x = 59,378,108.95
  5. Step 5: Solve for x
    x = 59,378,108.95/8,592.36
  6. Step 6: Final answer
    x = 6,910.57

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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.