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Finding the Fourth Proportional to 8,798.68, 13,200.08 and 2,558.83

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Solution

The fourth proportional to 8,798.68, 13,200.08 and 2,558.83 is: 3,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.68 : 13,200.08 = 2,558.83 : x
  2. Step 2: Convert to fraction form
    8,798.68/13,200.08 = 2,558.83/x
  3. Step 3: Cross multiply
    8,798.68x = 13,200.08 × 2,558.83
  4. Step 4: Simplify right side
    8,798.68x = 33,776,701.10
  5. Step 5: Solve for x
    x = 33,776,701.10/8,798.68
  6. Step 6: Final answer
    x = 3,838.84

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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.