Home / 9,039.98-13,558.30-2,798.83

Finding the Fourth Proportional to 9,039.98, 13,558.30 and 2,798.83

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Solution

The fourth proportional to 9,039.98, 13,558.30 and 2,798.83 is: 4,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.98 : 13,558.30 = 2,798.83 : x
  2. Step 2: Convert to fraction form
    9,039.98/13,558.30 = 2,798.83/x
  3. Step 3: Cross multiply
    9,039.98x = 13,558.30 × 2,798.83
  4. Step 4: Simplify right side
    9,039.98x = 37,947,376.79
  5. Step 5: Solve for x
    x = 37,947,376.79/9,039.98
  6. Step 6: Final answer
    x = 4,197.73

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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.