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Finding the Fourth Proportional to 8,798.32, 13,199.52 and 2,558.48

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Solution

The fourth proportional to 8,798.32, 13,199.52 and 2,558.48 is: 3,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.32 : 13,199.52 = 2,558.48 : x
  2. Step 2: Convert to fraction form
    8,798.32/13,199.52 = 2,558.48/x
  3. Step 3: Cross multiply
    8,798.32x = 13,199.52 × 2,558.48
  4. Step 4: Simplify right side
    8,798.32x = 33,770,707.93
  5. Step 5: Solve for x
    x = 33,770,707.93/8,798.32
  6. Step 6: Final answer
    x = 3,838.31

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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.