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Finding the Fourth Proportional to 8,852.92, 13,264.94 and 5,158.26

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Solution

The fourth proportional to 8,852.92, 13,264.94 and 5,158.26 is: 7,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.92 : 13,264.94 = 5,158.26 : x
  2. Step 2: Convert to fraction form
    8,852.92/13,264.94 = 5,158.26/x
  3. Step 3: Cross multiply
    8,852.92x = 13,264.94 × 5,158.26
  4. Step 4: Simplify right side
    8,852.92x = 68,424,022.30
  5. Step 5: Solve for x
    x = 68,424,022.30/8,852.92
  6. Step 6: Final answer
    x = 7,728.98

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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.