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Finding the Fourth Proportional to 8,798.36, 13,199.48 and 4,847.58

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Solution

The fourth proportional to 8,798.36, 13,199.48 and 4,847.58 is: 7,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.36 : 13,199.48 = 4,847.58 : x
  2. Step 2: Convert to fraction form
    8,798.36/13,199.48 = 4,847.58/x
  3. Step 3: Cross multiply
    8,798.36x = 13,199.48 × 4,847.58
  4. Step 4: Simplify right side
    8,798.36x = 63,985,502.26
  5. Step 5: Solve for x
    x = 63,985,502.26/8,798.36
  6. Step 6: Final answer
    x = 7,272.44

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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.