Home / 8,798.72-13,194.86-2,557.04

Finding the Fourth Proportional to 8,798.72, 13,194.86 and 2,557.04

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Solution

The fourth proportional to 8,798.72, 13,194.86 and 2,557.04 is: 3,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.72 : 13,194.86 = 2,557.04 : x
  2. Step 2: Convert to fraction form
    8,798.72/13,194.86 = 2,557.04/x
  3. Step 3: Cross multiply
    8,798.72x = 13,194.86 × 2,557.04
  4. Step 4: Simplify right side
    8,798.72x = 33,739,784.81
  5. Step 5: Solve for x
    x = 33,739,784.81/8,798.72
  6. Step 6: Final answer
    x = 3,834.62

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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.